{"id":2483,"date":"2024-10-01T11:16:31","date_gmt":"2024-10-01T08:16:31","guid":{"rendered":"https:\/\/fastpixel.io\/?p=2483"},"modified":"2024-10-01T11:16:32","modified_gmt":"2024-10-01T08:16:32","slug":"improving-ttfb-for-better-website-performance","status":"publish","type":"post","link":"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/","title":{"rendered":"Improving TTFB for Better Website Performance"},"content":{"rendered":"<p>Time to First Byte (TTFB) is a performance metric that measures how long it takes for the first byte of data to arrive in a user&#8217;s browser after they request a webpage.&nbsp;<\/p>\n\n\n\n<p>TTFB is now an important part of site speed because of <a href=\"https:\/\/support.google.com\/webmasters\/answer\/9205520?hl=en\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><strong>Core Web Vitals<\/strong><\/a>, which are Google&#8217;s metrics that measure how good a user&#8217;s experience on a website is. If your TTFB is low, pages will take longer to load, users will get angry, and your bounce rate will go up.&nbsp;<\/p>\n\n\n\n<p>Google says that the TTFB should <a href=\"https:\/\/developers.google.com\/speed\/docs\/insights\/Server\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">be less than 200 ms<\/a>. Read on to learn some optimization tricks that can help lower your site&#8217;s overall TTFB.&nbsp;<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #000000;color:#000000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #000000;color:#000000\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#ttfbs-role-in-web-performance\" >TTFB&#8217;s role in web performance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#how-is-ttfb-measured\" >How is TTFB measured<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#essential-components-of-ttfb\" >Essential components of TTFB<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#1-network-latency\" >1. Network latency&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#2-server-processing-time\" >2. Server processing time<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#3-response-transmission-time\" >3. Response transmission time&nbsp;<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#top-factors-affecting-ttfb\" >Top factors affecting TTFB&nbsp;&nbsp;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#1-server-location-and-distance-from-the-user\" >1. Server location and distance from the user<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#2-server-hardware-and-resources\" >2. Server hardware and resources<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#3-caching-strategies\" >3. Caching strategies&nbsp;<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#tools-for-measuring-ttfb\" >Tools for measuring TTFB<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#1-browser-developer-tools\" >1. Browser developer tools<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#2-online-speed-test-tools-for-measuring-ttfb\" >2. Online speed test tools for measuring TTFB&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#3-server-side-monitoring-tools\" >3. Server-side monitoring tools<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#how-to-interpret-ttfb-results\" >How to interpret TTFB results&nbsp;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#1-understanding-the-metrics\" >1. Understanding the metrics<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#2-identifying-bottlenecks\" >2. Identifying bottlenecks<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#3-correlating-ttfb-with-other-performance-metrics\" >3. Correlating TTFB with other performance metrics<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#industry-benchmarks-and-standards-for-measuring-ttfb\" >Industry benchmarks and standards for measuring TTFB<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#1-googles-recommendations\" >1. Google&#8217;s recommendations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#2-amazons-ttfb-performance-tools\" >2. Amazon&#8217;s TTFB performance tools<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#detailed-impact-analysis-of-ttfb\" >Detailed impact analysis of TTFB&nbsp;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#1-correlation-between-ttfb-and-page-load\" >1. Correlation between TTFB and page load&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#2-effect-on-user-experience\" >2. Effect on user experience<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#3-impact-on-bounce-rates\" >3. Impact on bounce rates&nbsp;<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#monitoring-ttfb\" >Monitoring TTFB<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#1-regular-performance-audits\" >1. Regular performance audits&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#2-user-feedback-and-real-world-testing\" >2. User feedback and real-world testing<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#key-takeaways-on-optimizing-ttfb-on-wordpress\" >Key takeaways on optimizing TTFB on WordPress<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#1-optimize-the-hosting-environment\" >1. Optimize the hosting environment<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#2-boost-network-performance\" >2. Boost network performance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#3-minimize-third-party-scripts-and-external-requests\" >3. Minimize third-party scripts and external requests<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#4-optimize-wordpress-site-architecture\" >4. Optimize WordPress site architecture<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#5-use-a-cdn\" >5. Use a CDN<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/fastpixel.io\/fr\/blog\/improving-ttfb-for-better-website-performance\/#summary\" >Summary&nbsp;<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ttfbs-role-in-web-performance\"><\/span>TTFB&#8217;s role in web performance<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>It&#8217;s been seen that Time to First Byte impacts both the user experience and SEO. The page&#8217;s content may take longer to load, but TTFB makes it look like the page is loading fast.&nbsp;<\/p>\n\n\n\n<p>The Chrome User Experience Report (CrUX) is part of Google&#8217;s Web Vitals project and tells you how real people really feel about your site. So, TTFB could help show more accurate web performance than synthetic tests.&nbsp;<\/p>\n\n\n\n<p>Here&#8217;s Google&#8217;s dataset of real user metrics for measuring a site&#8217;s overall performance:&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image.png\"><img decoding=\"async\" width=\"827\" height=\"223\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image.png\" alt=\"\" class=\"wp-image-2486\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image.png 827w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image-300x81.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image-360x97.png 360w\" sizes=\"(max-width: 827px) 100vw, 827px\" \/><\/a><\/figure>\n\n\n\n<p>Tools vary in how they define TTFB, as some only focus on the time it takes during the actual HTTP request itself, not counting the time it takes to set up the connection to the server.<\/p>\n\n\n\n<p>A <a href=\"https:\/\/web.dev\/articles\/ttfb\">TTFB score<\/a> comprises <strong>network latency<\/strong>, <strong>server processing time<\/strong>, and the time it takes for the <strong>server to deliver the response<\/strong>.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-time-to-first-byte.png\"><img decoding=\"async\" width=\"768\" height=\"192\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-time-to-first-byte.png\" alt=\"\" class=\"wp-image-2485\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-time-to-first-byte.png 768w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-time-to-first-byte-300x75.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-time-to-first-byte-360x90.png 360w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/a><\/figure>\n\n\n\n<p>Sites with a TTFB score of <strong>under 200 milliseconds<\/strong> have a more optimal web performance.&nbsp;<\/p>\n\n\n\n<p><strong>Side note<\/strong>: Because TTFB (Time to First Byte) isn&#8217;t one of the Core Web Vitals metrics, a site need not meet the &#8220;ideal&#8221; TTFB threshold as long as it doesn&#8217;t harm other notable performance scores.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"how-is-ttfb-measured\"><\/span>How is TTFB measured<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Tools like Google&#8217;s PageSpeed Insights are savvy at detailing TTFB for different devices, showing how fast your site responds across varying conditions in milliseconds (<strong>ms<\/strong>).&nbsp;<\/p>\n\n\n\n<p>Here&#8217;s a report on how mobile visitors interact with the ShortPixel site:&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/shortpixel-pagespeed-insights-metrics.png\"><img decoding=\"async\" width=\"998\" height=\"712\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/shortpixel-pagespeed-insights-metrics.png\" alt=\"\" class=\"wp-image-2487\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/shortpixel-pagespeed-insights-metrics.png 998w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/shortpixel-pagespeed-insights-metrics-300x214.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/shortpixel-pagespeed-insights-metrics-360x257.png 360w\" sizes=\"(max-width: 998px) 100vw, 998px\" \/><\/a><\/figure>\n\n\n\n<p>When measuring TTFB, these steps take place in the background to optimize the site loading speed:&nbsp;<\/p>\n\n\n\n<p>1. <strong>DNS Lookup<\/strong>: When you type a URL, your browser must first translate that URL into an IP address, which happens through the DNS (Domain Name System) lookup.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/dns-lookup.png\"><img decoding=\"async\" width=\"1024\" height=\"503\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/dns-lookup.png\" alt=\"\" class=\"wp-image-2488\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/dns-lookup.png 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/dns-lookup-300x147.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/dns-lookup-360x177.png 360w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>This lookup adds a slight delay to the request.<\/p>\n\n\n\n<p>2. <strong>TCP Handshake<\/strong>: Once the IP address is found, your browser establishes a connection with the server using a process called the TCP (Transmission Control Protocol) handshake.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/tcp-handshake.png\"><img decoding=\"async\" width=\"611\" height=\"481\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/tcp-handshake.png\" alt=\"\" class=\"wp-image-2489\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/tcp-handshake.png 611w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/tcp-handshake-300x236.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/tcp-handshake-360x283.png 360w\" sizes=\"(max-width: 611px) 100vw, 611px\" \/><\/a><\/figure>\n\n\n\n<p>TCP handshake is where the browser and server agree on how they communicate.<\/p>\n\n\n\n<p>3. <strong>Server Processing<\/strong>: After the connection is set up, the server needs to process the request. The speed of this step depends on how optimized the server is, including how quickly it can handle requests and fetch the necessary data.<\/p>\n\n\n\n<p>4. <strong>Response Transmission<\/strong>: Once the server processes the request, it sends the first data byte back to the browser. The overall duration here depends on your network speed and server performance.<\/p>\n\n\n\n<p>You&#8217;ll also find that TTFB isn&#8217;t just a measurement of server speed. <strong>CDNs<\/strong> (<a href=\"https:\/\/shortpixel.helpscoutdocs.com\/article\/71-what-is-the-cdn-good-for\">Content Delivery Networks<\/a>) and <a href=\"https:\/\/shortpixel.com\/blog\/role-of-caching-in-wordpress-optimization\/\">caching strategies<\/a> also help curb delays caused by server distance and network congestion.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"essential-components-of-ttfb\"><\/span>Essential components of TTFB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Here are the key elements that determine how fast the first byte of data reaches a user&#8217;s browser:&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-essential-components.jpeg\"><img decoding=\"async\" width=\"1024\" height=\"371\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-essential-components.jpeg\" alt=\"\" class=\"wp-image-2490\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-essential-components.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-essential-components-300x109.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/ttfb-essential-components-360x130.jpeg 360w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1-network-latency\"><\/span>1. Network latency&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Network latency is the delay when data travels between the user&#8217;s browser and your site&#8217;s server.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/network-latency.jpeg\"><img decoding=\"async\" width=\"674\" height=\"258\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/network-latency.jpeg\" alt=\"\" class=\"wp-image-2491\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/network-latency.jpeg 674w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/network-latency-300x115.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/network-latency-360x138.jpeg 360w\" sizes=\"(max-width: 674px) 100vw, 674px\" \/><\/a><\/figure>\n\n\n\n<p>Latency of less than 100-150 ms is doable, but aim for 30-40ms if you want optimal performance.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2-server-processing-time\"><\/span>2. Server processing time<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>The server&#8217;s time to generate the requested response often depends on its efficiency in handling database queries, running scripts, or performing tasks like user authentication.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/server-processing-time.png\"><img decoding=\"async\" width=\"450\" height=\"340\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/server-processing-time.png\" alt=\"\" class=\"wp-image-2492\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/server-processing-time.png 450w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/server-processing-time-300x227.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/server-processing-time-360x272.png 360w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/a><\/figure>\n\n\n\n<p>A fast server response lowers TTFB while improving metrics like <a href=\"https:\/\/web.dev\/articles\/fcp\"><strong>First Contentful Paint<\/strong><\/a> (FCP) and overall site speed.&nbsp;<\/p>\n\n\n\n<p>Database issues, inefficient server configuration, and a lack of caching could slow the response time.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3-response-transmission-time\"><\/span>3. Response transmission time&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Once the server generates the response, the data is sent back to the user&#8217;s browser. Things like network bandwidth, connection speed, and server load will impact the transmission speed.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"top-factors-affecting-ttfb\"><\/span>Top factors affecting TTFB&nbsp;&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1-server-location-and-distance-from-the-user\"><\/span>1. Server location and distance from the user<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>If the server is located far from the user, it adds latency, or delay, to this process.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/origin-edge-servers.jpg\"><img decoding=\"async\" width=\"1024\" height=\"636\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/origin-edge-servers.jpg\" alt=\"\" class=\"wp-image-2493\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/origin-edge-servers.jpg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/origin-edge-servers-300x186.jpg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/origin-edge-servers-360x224.jpg 360w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>For instance, if your server is based in New York and a user from Tokyo tries to access it, the delay due to distance will be noticeable.<\/p>\n\n\n\n<p>To combat this, you could use <a href=\"https:\/\/shortpixel.helpscoutdocs.com\/article\/510-whats-the-difference-between-shortpixels-cdn-and-a-normal-cdn\">ShortPixel&#8217;s CDN<\/a> to distribute copies of your site across multiple global servers.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/spai-settings.png\"><img decoding=\"async\" width=\"1024\" height=\"461\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/spai-settings.png\" alt=\"\" class=\"wp-image-2494\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/spai-settings.png 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/spai-settings-300x135.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/spai-settings-360x162.png 360w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>As a result, users can access data from a server closer to them, which helps reduce TTFB.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2-server-hardware-and-resources\"><\/span>2. Server hardware and resources<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A high-performance engine gets you to your destination faster.&nbsp;<\/p>\n\n\n\n<p>Similarly, a server with robust hardware\u2014like powerful CPUs, ample RAM, and fast SSDs\u2014can process requests more quickly, reducing TTFB.&nbsp;<\/p>\n\n\n\n<p>Your site will take longer to handle incoming requests if it&#8217;s struggling with limited resources.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3-caching-strategies\"><\/span>3. Caching strategies&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Caching is like having pre-prepared meals ready to go. <strong>Object caching<\/strong>, for instance, stores frequently accessed data, allowing for faster retrieval without regenerating it each time.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/caching-chart.png\"><img decoding=\"async\" width=\"1024\" height=\"536\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/caching-chart.png\" alt=\"\" class=\"wp-image-2495\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/caching-chart.png 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/caching-chart-300x157.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/caching-chart-360x188.png 360w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>On the other hand, <strong>page caching<\/strong> saves fully rendered pages so that they don&#8217;t need to be processed from scratch for each request, which is especially useful for high-traffic sites.&nbsp;<\/p>\n\n\n\n<p>Consider CDN caching to distribute cached content across multiple locations while minimizing latency.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"tools-for-measuring-ttfb\"><\/span>Tools for measuring TTFB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>There are many tools for measuring the TTFB metric, but my favorite is Chrome Devtools. Here&#8217;s how to get started:&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1-browser-developer-tools\"><\/span>1. Browser developer tools<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>There are many tools for measuring the TTFB metric, but my favorite is Chrome Devtools. Here&#8217;s how to get started:&nbsp;<\/p>\n\n\n\n<p><strong>Step 1<\/strong>: Right-click anywhere on the page and select &#8220;<strong>Inspect<\/strong>&#8221; from the context menu.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page.jpeg\"><img decoding=\"async\" width=\"1024\" height=\"525\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page-1024x525.jpeg\" alt=\"\" class=\"wp-image-2496\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page-1024x525.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page-300x154.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page-360x185.jpeg 360w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page.jpeg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>Step 2<\/strong>: In Chrome DevTools, you&#8217;ll see a Network tab that displays all network requests made by the webpage.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network.jpeg\"><img decoding=\"async\" width=\"1024\" height=\"495\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network-1024x495.jpeg\" alt=\"\" class=\"wp-image-2498\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network-1024x495.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network-300x145.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network-360x174.jpeg 360w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network.jpeg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>Step 3<\/strong>: Reload the page so DevTools can capture all network requests immediately. It helps measure TTFB accurately.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page2.jpeg\"><img decoding=\"async\" width=\"1024\" height=\"476\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page2-1024x476.jpeg\" alt=\"\" class=\"wp-image-2497\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page2-1024x476.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page2-300x139.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page2-360x167.jpeg 360w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-page2.jpeg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>Step 4<\/strong>: Locate the resource you want to analyze in the <strong>Network tab<\/strong>. If you wish to measure TTFB, focus on the main HTML document. It&#8217;s usually the top item or one with the document format.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network3.jpeg\"><img decoding=\"async\" width=\"1024\" height=\"486\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network3-1024x486.jpeg\" alt=\"\" class=\"wp-image-2499\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network3-1024x486.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network3-300x143.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network3-360x171.jpeg 360w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network3.jpeg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>Step 5<\/strong>: Click on the main HTML request from the list to access the &#8220;Timing&#8221; tab in the panel that opens. Apart from TTFB, this tab breaks down different phases of the request.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network4.jpeg\"><img decoding=\"async\" width=\"1024\" height=\"473\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network4-1024x473.jpeg\" alt=\"\" class=\"wp-image-2500\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network4-1024x473.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network4-300x139.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network4-360x166.jpeg 360w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network4.jpeg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>Step 6<\/strong>: Go to the &#8220;<strong>Waiting (TTFB)<\/strong>&#8221; section in the Timing tab. You&#8217;ll see the TTFB value, which is the time it takes for the server to receive the first byte of the response.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network5.jpeg\"><img decoding=\"async\" width=\"1024\" height=\"506\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network5-1024x506.jpeg\" alt=\"\" class=\"wp-image-2501\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network5-1024x506.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network5-300x148.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network5-360x178.jpeg 360w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-inspect-network5.jpeg 1576w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>You might consider exploring other DevTools, such as <a href=\"https:\/\/developer.chrome.com\/docs\/devtools\/performance\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Performance<\/a> or <a href=\"https:\/\/developer.chrome.com\/docs\/lighthouse\/overview\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Lighthouse<\/a>, for a more in-depth TTFB analysis.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2-online-speed-test-tools-for-measuring-ttfb\"><\/span>2. Online speed test tools for measuring TTFB&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Speed testing tools like Pingdom, GTmetrix, and WebPage Test are reliable at assessing your site&#8217;s overall TTFB, but my favorite is <strong><a href=\"https:\/\/pagespeed.web.dev\/\" data-type=\"link\" data-id=\"https:\/\/pagespeed.web.dev\/\" target=\"_blank\" rel=\"noreferrer noopener\">Google PageSpeed Insights<\/a><\/strong>.&nbsp;<\/p>\n\n\n\n<p>And here&#8217;s why:&nbsp;<\/p>\n\n\n\n<p>Once the analysis is complete, you receive a detailed diagnosis. There&#8217;s also an &#8220;<strong>Opportunities<\/strong>&#8221; section that shows areas for improvement.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-pagespeed-errors.jpeg\"><img decoding=\"async\" width=\"1201\" height=\"693\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-pagespeed-errors.jpeg\" alt=\"\" class=\"wp-image-2502\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-pagespeed-errors.jpeg 1201w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-pagespeed-errors-300x173.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-pagespeed-errors-1024x591.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-pagespeed-errors-360x208.jpeg 360w\" sizes=\"(max-width: 1201px) 100vw, 1201px\" \/><\/a><\/figure>\n\n\n\n<p>This section addresses TTFB issues, and you can check if the report flags server response time.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-background-foreground-error.jpeg\"><img decoding=\"async\" width=\"1283\" height=\"763\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-background-foreground-error.jpeg\" alt=\"\" class=\"wp-image-2503\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-background-foreground-error.jpeg 1283w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-background-foreground-error-300x178.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-background-foreground-error-1024x609.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fastpixel-background-foreground-error-360x214.jpeg 360w\" sizes=\"(max-width: 1283px) 100vw, 1283px\" \/><\/a><\/figure>\n\n\n\n<p>A few typical recommendations we&#8217;ve seen while testing sites include using a Content Delivery Network (CDN), enabling server-side caching, and even optimizing server configurations.&nbsp;&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3-server-side-monitoring-tools\"><\/span>3. Server-side monitoring tools<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Server-side monitoring tools like New Relic, Datadog, or Prometheus help break down every step of the request process so you can pinpoint what&#8217;s slowing down the first byte.<\/p>\n\n\n\n<p>Datadog, for instance, is useful for debugging performance issues and monitoring server metrics.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/app-server-overview.png\"><img decoding=\"async\" width=\"1600\" height=\"938\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/app-server-overview.png\" alt=\"\" class=\"wp-image-2504\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/app-server-overview.png 1600w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/app-server-overview-300x176.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/app-server-overview-1024x600.png 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/app-server-overview-360x211.png 360w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/a><\/figure>\n\n\n\n<p>Without a monitoring tool, you can&#8217;t tell whether DNS Lookup or TCP Handshake is taking longer to respond. That sudden TTFB spike could result from server overload, which is easy to identify with Datadog&#8217;s real-time alerts.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"how-to-interpret-ttfb-results\"><\/span>How to interpret TTFB results&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>If your site&#8217;s TTFB is tweaked right, you should expect faster load times, better user experience, and higher SEO rankings. But, interpreting these results takes more than just looking at a single number.&nbsp;<\/p>\n\n\n\n<p>Here&#8217;s how to make sense of TTB data:&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1-understanding-the-metrics\"><\/span>1. Understanding the metrics<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>We mentioned that TTFB is measured in milliseconds (ms), and here&#8217;s what the metrics mean:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>&lt; 200ms<\/strong>: Excellent. Your server is highly responsive.<\/li>\n\n\n\n<li><strong>200ms \u2013 500ms<\/strong>: Good, but there&#8217;s room for improvement.<\/li>\n\n\n\n<li><strong>&gt; 500ms<\/strong>: Needs attention. The server is slow in delivering the first byte, which can negatively impact user experience.<\/li>\n<\/ul>\n\n\n\n<p>For context, if you&#8217;re seeing a TTFB of 300ms, your site is doing relatively well, but there may still be optimizations to shave off milliseconds and speed up the experience further.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2-identifying-bottlenecks\"><\/span>2. Identifying bottlenecks<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Server location and processing are typical culprits of TTFB slowdown. For instance, site users far from the server may experience high TTFB, which is common for global sites with a single server location.&nbsp;&nbsp;<\/p>\n\n\n\n<p>High TTFB could signal that your server takes longer than usual to process requests. If processing times are sluggish, some bottlenecks worth diagnosing include inefficient code, slow database queries, or an underpowered server.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3-correlating-ttfb-with-other-performance-metrics\"><\/span>3. Correlating TTFB with other performance metrics<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>TTFB is just one part of the web performance puzzles, so it&#8217;s worth looking at how it correlates with these other key metrics:<\/p>\n\n\n\n<p><strong>First Contentful Paint (FCP)<\/strong>: This measures when the first piece of content appears on the screen.&nbsp;<\/p>\n\n\n\n<p>As illustrated in the loading timeline below, the First Contentful Paint (FCP) occurs in the second frame, as that&#8217;s when the first visible text and image elements appear on the screen.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fcp-illustration.png\"><img decoding=\"async\" width=\"1600\" height=\"621\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fcp-illustration.png\" alt=\"\" class=\"wp-image-2505\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fcp-illustration.png 1600w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fcp-illustration-300x116.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fcp-illustration-1024x397.png 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/fcp-illustration-360x140.png 360w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/a><\/figure>\n\n\n\n<p>An FCP value of 1.8 seconds or less is considered good, while anything over 3.0 seconds is poor.<\/p>\n\n\n\n<p>A low TTFB often correlates with a faster FCP because the browser receives and displays content more quickly.<\/p>\n\n\n\n<p>TTFB also correlates with<strong> Largest Contentful Paint (LCP)<\/strong> as it measures how quickly the largest visual content element on the page loads. If your TTFB is slow, LCP will likely be delayed, and site visitors will struggle with a poor user experience.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/core-web-vitals-lcp-fid-cls.png\"><img decoding=\"async\" width=\"1024\" height=\"588\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/core-web-vitals-lcp-fid-cls-1024x588.png\" alt=\"\" class=\"wp-image-2506\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/core-web-vitals-lcp-fid-cls-1024x588.png 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/core-web-vitals-lcp-fid-cls-300x172.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/core-web-vitals-lcp-fid-cls-360x207.png 360w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/core-web-vitals-lcp-fid-cls.png 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>While TTFB isn&#8217;t a Core Web Vitals metric, optimizing TTFB can indirectly improve them, especially FCP and LCP, as server response time impacts their results.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"industry-benchmarks-and-standards-for-measuring-ttfb\"><\/span>Industry benchmarks and standards for measuring TTFB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>We looked at Google and Amazon as case studies on how they optimize TTFB, and here are our findings:&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1-googles-recommendations\"><\/span>1. Google&#8217;s recommendations<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Google insists that TTFB isn&#8217;t the sole factor in site performance. Your site will run optimally even if it doesn&#8217;t hit the &#8220;good&#8221; TTFB threshold so long as the more crucial Core Web Vitals metrics (FCP, LCP, etc.) aren&#8217;t interfered with.&nbsp;<\/p>\n\n\n\n<p><strong>Single-page applications<\/strong> (SPAs), for instance, might require the lowest possible TTFB, but server-rendered sites tend to have slightly higher TTFB if the rest of the content loads efficiently.<\/p>\n\n\n\n<p>Google also recommends optimizing server response times using clean code and delaying the loading of non-essential content (lazy loading). You could use <a href=\"https:\/\/shortpixel.com\/blog\/benefits-of-lazy-loading-images-in-wordpress\/\">ShortPixel&#8217;s lazy loading<\/a> feature to help improve the overall TTFB.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/autoptimize-image-optimization.jpeg\"><img decoding=\"async\" width=\"1600\" height=\"558\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/autoptimize-image-optimization.jpeg\" alt=\"\" class=\"wp-image-2507\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/autoptimize-image-optimization.jpeg 1600w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/autoptimize-image-optimization-300x105.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/autoptimize-image-optimization-1024x357.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/autoptimize-image-optimization-360x126.jpeg 360w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/a><\/figure>\n\n\n\n<p>Browser caching, using Content Delivery Networks (CDNs), and implementing server-side caching are also on Google&#8217;s checklist when computing the time it takes to generate a response.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2-amazons-ttfb-performance-tools\"><\/span>2. Amazon&#8217;s TTFB performance tools<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Amazon prefers using <a href=\"https:\/\/aws.amazon.com\/blogs\/networking-and-content-delivery\/amazon-cloudfront-introduces-server-timing-headers\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><strong>Server-Timing Headers<\/strong><\/a><strong> <\/strong>to measure the different phases of request processing, such as DNS lookup, TCP connection, SSL handshake, and server response.<\/p>\n\n\n\n<p>These headers are savvy at assessing how long each part of the request takes, and that&#8217;s valuable to a site owner who wants to pinpoint where performance issues are arising.&nbsp;<\/p>\n\n\n\n<p>For e-commerce businesses in software distribution and video streaming, the <a href=\"https:\/\/aws.amazon.com\/cloudfront\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Amazon CloudFront<\/a> would be a viable CDN as it offers low-latency access to data across multiple locations.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/testing-server-timing2.jpg\"><img decoding=\"async\" width=\"1180\" height=\"660\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/testing-server-timing2.jpg\" alt=\"\" class=\"wp-image-2509\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/testing-server-timing2.jpg 1180w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/testing-server-timing2-300x168.jpg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/testing-server-timing2-1024x573.jpg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/testing-server-timing2-360x201.jpg 360w\" sizes=\"(max-width: 1180px) 100vw, 1180px\" \/><\/a><\/figure>\n\n\n\n<p>Using CloudFront to cache content at an edge location in Asia, the data is served from a nearby server, reducing latency and improving TTFB.<\/p>\n\n\n\n<p>You could also leverage Amazon&#8217;s <a href=\"https:\/\/aws.amazon.com\/global-accelerator\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">AWS Global Accelerator<\/a> to route traffic more across the AWS network.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/aws-global-accelerator.jpg\"><img decoding=\"async\" width=\"1600\" height=\"1145\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/aws-global-accelerator.jpg\" alt=\"\" class=\"wp-image-2510\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/aws-global-accelerator.jpg 1600w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/aws-global-accelerator-300x215.jpg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/aws-global-accelerator-1024x733.jpg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/aws-global-accelerator-360x258.jpg 360w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/a><\/figure>\n\n\n\n<p>The goal is to reduce network latency by optimizing the routing path between users and servers. If the data has to travel through a congested or slow network, TTFB will be higher.&nbsp;<\/p>\n\n\n\n<p>But, with Global Accelerator, traffic is routed through the fastest available paths, reducing the time for the first byte of data to be transmitted.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"detailed-impact-analysis-of-ttfb\"><\/span>Detailed impact analysis of TTFB&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1-correlation-between-ttfb-and-page-load\"><\/span>1. Correlation between TTFB and page load&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A slow TTFB can delay the First Contentful Paint (FCP) and Largest Contentful Paint (LCP), resulting in longer load times. When page rendering is delayed, this could lead to poor Core Web Vitals scores.&nbsp;<\/p>\n\n\n\n<p>For example:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>First Input Delay (FID)<\/strong>: Though FID measures interactivity, a long TTFB can make the site appear unresponsive, indirectly influencing FID.<\/li>\n\n\n\n<li><strong>Largest Contentful Paint (LCP):<\/strong> A slow server response can delay the largest image or text block, leading to poor LCP scores.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2-effect-on-user-experience\"><\/span>2. Effect on user experience<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><a href=\"https:\/\/www.akamai.com\/newsroom\/press-release\/akamai-releases-spring-2017-state-of-online-retail-performance-report\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><strong>Akamai&#8217;s<\/strong><\/a><strong> <\/strong>online retail performance report shows that a 100ms delay in load time can <strong>reduce conversion rates by 7%<\/strong>.&nbsp;<\/p>\n\n\n\n<p>E-commerce sites with slower TTFB see higher abandonment rates, and <a href=\"https:\/\/blog.kissmetrics.com\/wp-content\/uploads\/2011\/04\/loading-time.pdf\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><strong>Kissmetrics<\/strong><\/a> suggests that <strong>40% of users<\/strong> will leave a site if it takes more than 3 seconds to load.&nbsp;<\/p>\n\n\n\n<p>Amazon, for instance, famously discovered in 2006 that for every 100ms of latency added to its page load time, it lost <a href=\"https:\/\/www.macrotrends.net\/stocks\/charts\/AMZN\/amazon\/revenue\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">1% in sales<\/a>.<\/p>\n\n\n\n<p><strong>Key takeaway<\/strong>: Enhance TTFB even by a few milliseconds and expect users to complete a purchase, fill out forms, or engage with content on your site.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3-impact-on-bounce-rates\"><\/span>3. Impact on bounce rates&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Landing page redirects increase TTFB, leading to longer response times and higher bounce rates. Backlinko found that reducing redirects could boost load times by <a href=\"https:\/\/backlinko.com\/page-speed-stats\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><strong>up to 20%<\/strong><\/a>.&nbsp;<\/p>\n\n\n\n<p>Consider compressing resources like HTML, CSS, and JavaScript files for faster first bytes. Compression tools like Gzip can reduce file sizes by up to 70%, shrinking the amount of data the server sends.&nbsp;<\/p>\n\n\n\n<p>I&#8217;d also prioritize visible content above the fold (lazy loading) to allow users to interact with the site sooner, even while other elements load in the background.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"monitoring-ttfb\"><\/span>Monitoring TTFB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Running regular performance audits and gathering user feedback are viable ways to monitor and improve TTFB.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1-regular-performance-audits\"><\/span>1. Regular performance audits&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>In addition to tools like Google Page Insights and Chrome DevTools, you could also utilize WebPage Test for a detailed TTFB breakdown.&nbsp;<\/p>\n\n\n\n<p>Running a performance audit on this tool is as simple as entering your website URL and choosing a test location.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/webpage-result-shortpixel.jpeg\"><img decoding=\"async\" width=\"1600\" height=\"696\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/webpage-result-shortpixel.jpeg\" alt=\"\" class=\"wp-image-2511\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/webpage-result-shortpixel.jpeg 1600w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/webpage-result-shortpixel-300x131.jpeg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/webpage-result-shortpixel-1024x445.jpeg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/webpage-result-shortpixel-360x157.jpeg 360w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/a><\/figure>\n\n\n\n<p>Here, you&#8217;ll have a visual breakdown of the load time, including DNS lookup, connection, and SSL negotiation times.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/page-performance-metrics-shortpixel.jpg\"><img decoding=\"async\" width=\"1600\" height=\"482\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/page-performance-metrics-shortpixel.jpg\" alt=\"\" class=\"wp-image-2512\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/page-performance-metrics-shortpixel.jpg 1600w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/page-performance-metrics-shortpixel-300x90.jpg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/page-performance-metrics-shortpixel-1024x308.jpg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/page-performance-metrics-shortpixel-360x108.jpg 360w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/a><\/figure>\n\n\n\n<p>As you can see, these page performance metrics should help identify slow server-side issues, tweak slow-loading resources, and assess the impact of third-party scripts.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image-12-1024x350-1.png\"><img decoding=\"async\" width=\"1024\" height=\"350\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image-12-1024x350-1.png\" alt=\"\" class=\"wp-image-2513\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image-12-1024x350-1.png 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image-12-1024x350-1-300x103.png 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/image-12-1024x350-1-360x123.png 360w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>You also have key insights into your site&#8217;s performance under different conditions and what truly matters to your users. That&#8217;s useful for adapting to changing traffic patterns and tracking the update of updating code, adding plugins, or modifying server settings.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2-user-feedback-and-real-world-testing\"><\/span>2. User feedback and real-world testing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>User feedback identifies performance bottlenecks that may not always appear in synthetic tests.&nbsp;<\/p>\n\n\n\n<p>If, for instance, you&#8217;re running an e-commerce site, use tools like Google Forms, Typeform, or Hotjar to ask users whether pages take too long to load, especially during specific actions like adding items to a cart or submitting forms.<\/p>\n\n\n\n<p>You could also use a free tool like <a href=\"https:\/\/clarity.microsoft.com\/\">Microsoft Clarity<\/a> to access heat maps and session recordings of visitors&#8217; interactions with your site.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/heatmap-results.jpg\"><img decoding=\"async\" width=\"1427\" height=\"821\" src=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/heatmap-results.jpg\" alt=\"\" class=\"wp-image-2514\" srcset=\"https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/heatmap-results.jpg 1427w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/heatmap-results-300x173.jpg 300w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/heatmap-results-1024x589.jpg 1024w, https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/heatmap-results-360x207.jpg 360w\" sizes=\"(max-width: 1427px) 100vw, 1427px\" \/><\/a><\/figure>\n\n\n\n<p>A heat map visually tracks where users spend most of the time or abandon your page. If the user interaction halts at certain points, it could signal a high TTFB, causing a delay in rendering the page&#8217;s content.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"key-takeaways-on-optimizing-ttfb-on-wordpress\"><\/span>Key takeaways on optimizing TTFB on WordPress<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1-optimize-the-hosting-environment\"><\/span>1. Optimize the hosting environment<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Fine-tuning your server settings for WordPress hosting environments like Kinsta or SiteGround is key. <\/p>\n\n\n\n<p>These hosts are usually optimized for performance right out of the box, but tweaking a few things like using the latest PHP versions, enabling OPcache, and making sure GZIP compression is on will really help reduce your TTFB.<\/p>\n\n\n\n<p>You want to make sure <a href=\"https:\/\/technumero.com\/enable-keep-alive\/\" data-type=\"link\" data-id=\"https:\/\/technumero.com\/enable-keep-alive\/\" target=\"_blank\" rel=\"noreferrer noopener\">Keep-Alive<\/a> is turned on so your server can handle multiple requests over the same connection. It\u2019s a simple tweak that can speed up how quickly requests get processed.<\/p>\n\n\n\n<p>Tools like <a href=\"https:\/\/wordpress.org\/plugins\/query-monitor\/\" data-type=\"link\" data-id=\"https:\/\/wordpress.org\/plugins\/query-monitor\/\">Query Monitor<\/a> are great for spotting slow database queries, and outdated PHP functions. Fixing these bottlenecks directly in your WordPress setup can make all the difference.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2-boost-network-performance\"><\/span>2. Boost network performance<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Look into DNS services like Cloudflare for quicker resolution times. Plus, with Cloudflare&#8217;s free plan, you get bonus features like CDN support and extra security, which can really help reduce latency.<\/p>\n\n\n\n<p>It&#8217;s also important to make sure your hosting provider has HTTP\/2 and HTTP\/3 support, as these protocols handle requests more efficiently. Most managed WordPress hosts already have this enabled, but if yours doesn\u2019t, it might be time to consider a switch.<\/p>\n\n\n\n<p>Also, double-check that your hosting plan has enough CPU, memory, and bandwidth to handle traffic spikes. This helps avoid server overloads that could slow down your TTFB.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3-minimize-third-party-scripts-and-external-requests\"><\/span>3. Minimize third-party scripts and external requests<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>WordPress sites often rely on third-party resources like social media widgets, ads, and analytics. Try cutting down on the number of external services and make sure you\u2019re loading only the essentials asynchronously. This can really help lower your TTFB.<\/p>\n\n\n\n<p>If you\u2019re using popular libraries like jQuery, self-hosting them is a smart move. It can speed up delivery, especially for mobile users, making the overall experience smoother.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4-optimize-wordpress-site-architecture\"><\/span>4. Optimize WordPress site architecture<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>WordPress is infamous for plugin overload, which can bog down your backend and spike your TTFB. Take the time to assess your plugins and get rid of any that are unnecessary or redundant. Whenever possible, go for multi-purpose plugins to reduce the strain on your server.<\/p>\n\n\n\n<p>Regularly optimizing your database is another easy win. Plugins like <a href=\"https:\/\/wordpress.org\/plugins\/wp-optimize\/\" data-type=\"link\" data-id=\"https:\/\/wordpress.org\/plugins\/wp-optimize\/\" target=\"_blank\" rel=\"noreferrer noopener\">WP-Optimize<\/a> can help clean up any overhead, get rid of unnecessary data, and speed up your database queries.<\/p>\n\n\n\n<p>Choosing a <a href=\"https:\/\/wp-rocket.me\/blog\/fastest-wordpress-themes\/\" data-type=\"link\" data-id=\"https:\/\/wp-rocket.me\/blog\/fastest-wordpress-themes\/\" target=\"_blank\" rel=\"noreferrer noopener\">lightweight<\/a>, well-coded theme is also key. Themes like <a href=\"https:\/\/wordpress.org\/themes\/hello-elementor\/\" data-type=\"link\" data-id=\"https:\/\/wordpress.org\/themes\/hello-elementor\/\" target=\"_blank\" rel=\"noreferrer noopener\">Hello<\/a> or <a href=\"https:\/\/wpastra.com\/\" data-type=\"link\" data-id=\"https:\/\/wpastra.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Astra<\/a> are great options optimized for performance. Avoid themes that are loaded with extra features or built-in plugins that could slow your site down.<\/p>\n\n\n\n<p>Finally, make sure you\u2019re using an accelerator plugin like <a href=\"https:\/\/wordpress.org\/plugins\/fastpixel-website-accelerator\/\" data-type=\"link\" data-id=\"https:\/\/wordpress.org\/plugins\/fastpixel-website-accelerator\/\" target=\"_blank\" rel=\"noreferrer noopener\">FastPixel<\/a> that can help cut down on the amount of data your site processes during the initial load, which can help lower your TTFB.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5-use-a-cdn\"><\/span>5. Use a CDN<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>A CDN like Cloudflare, KeyCDN, or StackPath can greatly improve TTFB by caching static content like images, CSS, and JavaScript closer to the user\u2019s geographic location. <\/p>\n\n\n\n<p>Many WordPress caching plugins offer integration with CDNs, including <a href=\"https:\/\/wordpress.org\/plugins\/fastpixel-website-accelerator\/\" data-type=\"link\" data-id=\"https:\/\/wordpress.org\/plugins\/fastpixel-website-accelerator\/\" target=\"_blank\" rel=\"noreferrer noopener\">FastPixel<\/a>, allowing you to enable this with minimal setup.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"summary\"><\/span>Summary&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Be consistent with monitoring and optimizing your TTFB, using tools like WebPageTest to measure current performance. Implement key optimizations like load balancing, caching, and DNS improvements. You also want to test your site regularly with real-world user feedback.<\/p>\n\n\n\n<p>Your priority as the site owner is ensuring a faster, more engaging user experience, driving better retention, and targeting higher conversions.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-group has-border-color has-palette-color-4-border-color has-palette-color-6-background-color has-background is-vertical is-content-justification-left is-layout-flex wp-container-core-group-is-layout-e21fc307 wp-block-group-is-layout-flex\" style=\"border-width:1px;border-radius:20px;margin-top:var(--wp--preset--spacing--60);margin-bottom:var(--wp--preset--spacing--60);padding-top:var(--wp--preset--spacing--60);padding-right:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60);padding-left:var(--wp--preset--spacing--60)\">\n<h3 class=\"wp-block-heading\" style=\"margin-top:0;margin-right:0;margin-bottom:0;margin-left:0;padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Give FastPixel a try for free<\/h3>\n\n\n\n<p>Take the first step towards a faster website today and give FastPixel a try!<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/test.fastpixel.io\/\">Commencer<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Time to First Byte (TTFB) is a performance metric that measures how long it takes for the first byte of data to arrive in a user&#8217;s browser after they request a webpage.&nbsp; TTFB is now an important part of site speed because of Core Web Vitals, which are Google&#8217;s metrics that measure how good a [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2519,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","footnotes":""},"categories":[10],"tags":[],"class_list":["post-2483","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-website-optimization"],"blocksy_meta":[],"uagb_featured_image_src":{"full":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured.jpg",1024,580,false],"thumbnail":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured-150x150.jpg",150,150,true],"medium":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured-300x170.jpg",300,170,true],"medium_large":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured.jpg",768,435,false],"large":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured.jpg",1024,580,false],"1536x1536":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured.jpg",1024,580,false],"2048x2048":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured.jpg",1024,580,false],"trp-custom-language-flag":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured.jpg",18,10,false],"betterdocs-category-thumb":["https:\/\/fastpixel.io\/wp-content\/uploads\/2024\/09\/time-to-first-byte-featured-360x204.jpg",360,204,true]},"uagb_author_info":{"display_name":"Andrei Alba","author_link":"https:\/\/fastpixel.io\/fr\/blog\/author\/andreialba\/"},"uagb_comment_info":0,"uagb_excerpt":"Time to First Byte (TTFB) is a performance metric that measures how long it takes for the first byte of data to arrive in a user&#8217;s browser after they request a webpage.&nbsp; TTFB is now an important part of site speed because of Core Web Vitals, which are Google&#8217;s metrics that measure how good a\u2026","_links":{"self":[{"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/posts\/2483","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/comments?post=2483"}],"version-history":[{"count":25,"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/posts\/2483\/revisions"}],"predecessor-version":[{"id":2539,"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/posts\/2483\/revisions\/2539"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/media\/2519"}],"wp:attachment":[{"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/media?parent=2483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/categories?post=2483"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fastpixel.io\/fr\/wp-json\/wp\/v2\/tags?post=2483"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}