{"id":2276,"date":"2017-12-19T07:44:10","date_gmt":"2017-12-19T07:44:10","guid":{"rendered":"http:\/\/docs.creativegigs.net\/docs\/faster-documentation\/faqs\/how-to-change-author-avatar\/"},"modified":"2026-02-07T10:20:34","modified_gmt":"2026-02-07T10:20:34","slug":"what-does-ttl-mean-in-dns-settings","status":"publish","type":"docs","link":"https:\/\/www.bigcloudy.com\/knowledge-base\/docs\/domain-faq\/dns-management\/what-does-ttl-mean-in-dns-settings\/","title":{"rendered":"What Does TTL Mean in DNS Settings?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2276\" class=\"elementor elementor-2276\" data-elementor-post-type=\"docs\">\n\t\t\t\t<div class=\"elementor-element elementor-element-71b1ad3 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no e-con e-parent\" data-id=\"71b1ad3\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-765841f2 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no e-con e-child\" data-id=\"765841f2\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-54573741 elementor-widget elementor-widget-text-editor\" data-id=\"54573741\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><b>Introduction<\/b><\/h2><header>TTL, or\u00a0<strong>Time To Live<\/strong>, is a key DNS setting that determines how long DNS records are cached by servers and devices before they request updated information. Proper understanding of TTL helps website owners manage DNS changes efficiently, reduce downtime, and control propagation speed.<\/header><section id=\"what-is-ttl\"><\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7278f206 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no e-con e-child\" data-id=\"7278f206\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6f9d063d elementor-widget elementor-widget-text-editor\" data-id=\"6f9d063d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><b>What Is TTL in DNS?<br \/><\/b><\/h2><p><strong>TTL<\/strong>\u00a0is the time duration (in seconds) that a DNS record is cached by DNS resolvers, ISPs, and browsers. After the TTL expires, the DNS resolver will query the authoritative DNS server again to fetch the latest record.<\/p><h4>Example<\/h4><section id=\"what-is-ttl\">If an A record has a TTL of\u00a0<span class=\"kbd\">3600<\/span>\u00a0seconds (1 hour), DNS resolvers may cache the record for up to 1 hour before checking for updates.<\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7d678725 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no e-con e-child\" data-id=\"7d678725\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6773089b elementor-widget elementor-widget-text-editor\" data-id=\"6773089b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><b>How TTL Affects DNS Propagation<br \/><\/b><\/h2><p><strong>Lower TTL:<\/strong>\u00a0DNS changes propagate faster because caches expire quickly.\u00a0<strong>Higher TTL:<\/strong>\u00a0DNS changes propagate slower because cached records remain valid longer.<\/p><h4>Use case<\/h4><section id=\"propagation\">When planning a major website migration or IP change, set a low TTL (for example,\u00a0<span class=\"kbd\">300<\/span>\u00a0seconds) to help the new DNS record propagate quickly. After propagation completes, increase TTL to improve performance and reduce DNS queries.<\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-12e2d255 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no e-con e-child\" data-id=\"12e2d255\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2d874e8b elementor-widget elementor-widget-text-editor\" data-id=\"2d874e8b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><b>Complete Payment<\/b><\/h2><table aria-describedby=\"ttl-desc\"><caption id=\"ttl-desc\">Common TTL values, their descriptions and typical use cases.<\/caption><thead><tr><th>TTL value<\/th><th>Description<\/th><th>Use case<\/th><\/tr><\/thead><tbody><tr><td><code>300<\/code> sec (5 min)<\/td><td>Very low TTL<\/td><td>Temporary changes, migrations, testing<\/td><\/tr><tr><td><code>3600<\/code> sec (1 hr)<\/td><td>Standard TTL<\/td><td>Most A, CNAME, MX records for regular operations<\/td><\/tr><tr><td><code>86400<\/code> sec (24 hr)<\/td><td>High TTL<\/td><td>Static websites, rarely updated DNS<\/td><\/tr><\/tbody><\/table><p><b>Recommendation:<\/b> For critical DNS changes, lower TTL temporarily. For stable records, increase TTL to reduce server load.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4869d839 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no e-con e-child\" data-id=\"4869d839\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7fae4d44 elementor-widget elementor-widget-text-editor\" data-id=\"7fae4d44\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><b>Notes<br \/><\/b><\/h2><ul><li>Always set the lower TTL before making planned changes to ensure faster propagation.<\/li><li>Keep track of which records you\u2019ve lowered temporarily to avoid frequent DNS queries later.<\/li><li>TTL applies to all record types:\u00a0<code>A<\/code>,\u00a0<code>CNAME<\/code>,\u00a0<code>MX<\/code>,\u00a0<code>TXT<\/code>,\u00a0<code>NS<\/code>, etc.<\/li><li>Extremely low TTLs (&lt; 60 seconds) may increase DNS traffic unnecessarily and should be used sparingly.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0689dd9 elementor-widget elementor-widget-text-editor\" data-id=\"0689dd9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><b>Need Help?<\/b><\/h2>\n<ul>\n \t<li>If you require assistance at any point while using this guide, our\u00a0<b>Support Team<\/b>\u00a0is here to help:\n<ul>\n \t<li aria-level=\"1\"><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/16.0.1\/svg\/1f4e7.svg\" alt=\"mail\" \/>\u00a0<b>Email:<\/b>\u00a0support@bigcloudy.com<\/li>\n \t<li aria-level=\"1\"><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/16.0.1\/svg\/1f310.svg\" alt=\"website\" \/><a style=\"text-decoration: none; color: #a57ef5;\" href=\"https:\/\/www.bigcloudy.com\/contact-us\">\u00a0<b>Submit a support ticket<\/b><\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1a1cf224 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no e-con e-child\" data-id=\"1a1cf224\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6acee960 elementor-widget elementor-widget-text-editor\" data-id=\"6acee960\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><b>Conclusion<\/b><\/h2><p>TTL is a crucial DNS parameter that controls caching duration for DNS records. Understanding TTL allows you to plan DNS changes effectively, minimize downtime, and optimize website performance. <br \/>Adjust TTL based on your needs, lower it for temporary updates and migrations, and increase it for stable long-term records.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-41df95f e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no e-con e-child\" data-id=\"41df95f\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5c31b6d0 elementor-widget elementor-widget-text-editor\" data-id=\"5c31b6d0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><b>FAQ<\/b><\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bdfee25 elementor-widget elementor-widget-eael-adv-accordion\" data-id=\"6bdfee25\" data-element_type=\"widget\" data-widget_type=\"eael-adv-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-adv-accordion\" id=\"eael-adv-accordion-6bdfee25\" data-scroll-on-click=\"no\" data-scroll-speed=\"300\" data-accordion-id=\"6bdfee25\" data-accordion-type=\"accordion\" data-toogle-speed=\"300\">\n    <div class=\"eael-accordion-list\">\n                <div id=\"can-i-change-ttl-anytime\" class=\"elementor-tab-title eael-accordion-header\" tabindex=\"0\" data-tab=\"1\" aria-controls=\"elementor-tab-content-1801\"><span class=\"eael-advanced-accordion-icon-closed\"><svg aria-hidden=\"true\" class=\"fa-accordion-icon e-font-icon-svg e-fas-angle-down\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span><span class=\"eael-advanced-accordion-icon-opened\"><svg aria-hidden=\"true\" class=\"fa-accordion-icon e-font-icon-svg e-fas-angle-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span><span class=\"eael-accordion-tab-title\">Can I change TTL anytime?<\/span><\/div><div id=\"elementor-tab-content-1801\" class=\"eael-accordion-content clearfix\" data-tab=\"1\" aria-labelledby=\"can-i-change-ttl-anytime\"><p>Yes, TTL can be updated at any time via your DNS provider or domain registrar. Note that changes only affect new cache entries after the previous TTL expires.<\/p><\/div>\n                <\/div><div class=\"eael-accordion-list\">\n                <div id=\"does-ttl-affect-website-speed\" class=\"elementor-tab-title eael-accordion-header\" tabindex=\"0\" data-tab=\"2\" aria-controls=\"elementor-tab-content-1802\"><span class=\"eael-advanced-accordion-icon-closed\"><svg aria-hidden=\"true\" class=\"fa-accordion-icon e-font-icon-svg e-fas-angle-down\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span><span class=\"eael-advanced-accordion-icon-opened\"><svg aria-hidden=\"true\" class=\"fa-accordion-icon e-font-icon-svg e-fas-angle-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span><span class=\"eael-accordion-tab-title\">Does TTL affect website speed?<\/span><\/div><div id=\"elementor-tab-content-1802\" class=\"eael-accordion-content clearfix\" data-tab=\"2\" aria-labelledby=\"does-ttl-affect-website-speed\"><p>Indirectly. Higher TTL reduces DNS lookups and may slightly improve performance by reducing DNS query latency and load.<\/p><\/div>\n                <\/div><div class=\"eael-accordion-list\">\n                <div id=\"what-is-the-default-ttl-for-most-dns-records\" class=\"elementor-tab-title eael-accordion-header\" tabindex=\"0\" data-tab=\"3\" aria-controls=\"elementor-tab-content-1803\"><span class=\"eael-advanced-accordion-icon-closed\"><svg aria-hidden=\"true\" class=\"fa-accordion-icon e-font-icon-svg e-fas-angle-down\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span><span class=\"eael-advanced-accordion-icon-opened\"><svg aria-hidden=\"true\" class=\"fa-accordion-icon e-font-icon-svg e-fas-angle-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span><span class=\"eael-accordion-tab-title\">What is the default TTL for most DNS records?<\/span><\/div><div id=\"elementor-tab-content-1803\" class=\"eael-accordion-content clearfix\" data-tab=\"3\" aria-labelledby=\"what-is-the-default-ttl-for-most-dns-records\"><p>Many providers use\u00a0<code>3600<\/code>\u00a0seconds (1 hour) as a default, but defaults vary by provider \u2014 check your DNS provider\u2019s documentation.<\/p><\/div>\n                <\/div><div class=\"eael-accordion-list\">\n                <div id=\"how-does-ttl-interact-with-dns-propagation\" class=\"elementor-tab-title eael-accordion-header\" tabindex=\"0\" data-tab=\"4\" aria-controls=\"elementor-tab-content-1804\"><span class=\"eael-advanced-accordion-icon-closed\"><svg aria-hidden=\"true\" class=\"fa-accordion-icon e-font-icon-svg e-fas-angle-down\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M143 352.3L7 216.3c-9.4-9.4-9.4-24.6 0-33.9l22.6-22.6c9.4-9.4 24.6-9.4 33.9 0l96.4 96.4 96.4-96.4c9.4-9.4 24.6-9.4 33.9 0l22.6 22.6c9.4 9.4 9.4 24.6 0 33.9l-136 136c-9.2 9.4-24.4 9.4-33.8 0z\"><\/path><\/svg><\/span><span class=\"eael-advanced-accordion-icon-opened\"><svg aria-hidden=\"true\" class=\"fa-accordion-icon e-font-icon-svg e-fas-angle-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span><span class=\"eael-accordion-tab-title\">How does TTL interact with DNS propagation?<\/span><\/div><div id=\"elementor-tab-content-1804\" class=\"eael-accordion-content clearfix\" data-tab=\"4\" aria-labelledby=\"how-does-ttl-interact-with-dns-propagation\"><p>TTL determines how long caches hold old records. Shorter TTL equals faster propagation; longer TTL equals slower propagation.<\/p><\/div>\n                <\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Introduction TTL, or\u00a0Time To Live, is a key DNS setting that determines how long DNS records are cached by servers and devices before they request updated information. Proper understanding of TTL helps website owners manage DNS changes efficiently, reduce downtime, and control propagation speed. What Is TTL in DNS? TTL\u00a0is the time duration (in seconds) that a DNS record is cached by DNS resolvers, ISPs, and browsers. After the TTL expires, the DNS resolver will query the authoritative DNS server again to fetch the latest record. Example If an A record has a TTL of\u00a03600\u00a0seconds (1 hour), DNS resolvers may cache the record for up to 1 hour before checking for updates. How TTL Affects DNS Propagation Lower TTL:\u00a0DNS changes propagate faster because caches expire quickly.\u00a0Higher TTL:\u00a0DNS changes propagate slower because cached records remain valid longer. Use case When planning a major website migration or IP change, set a low TTL (for example,\u00a0300\u00a0seconds) to help the new DNS record propagate quickly. After propagation completes, increase TTL to improve performance and reduce DNS queries. Complete Payment Common TTL values, their descriptions and typical use cases. TTL value Description Use case 300 sec (5 min) Very low TTL Temporary changes, migrations, testing 3600 sec (1 hr) Standard TTL Most A, CNAME, MX records for regular operations 86400 sec (24 hr) High TTL Static websites, rarely updated DNS Recommendation: For critical DNS changes, lower TTL temporarily. For stable records, increase TTL to reduce server load. Notes Always set the lower TTL before making planned changes to ensure faster propagation. Keep track of which records you\u2019ve lowered temporarily to avoid frequent DNS queries later. TTL applies to all record types:\u00a0A,\u00a0CNAME,\u00a0MX,\u00a0TXT,\u00a0NS, etc. Extremely low TTLs (&lt; 60 seconds) may increase DNS traffic unnecessarily and should be used sparingly. Need Help? If you require assistance at any point while using this guide, our\u00a0Support Team\u00a0is here to help: \u00a0Email:\u00a0support@bigcloudy.com \u00a0Submit a support ticket Conclusion TTL is a crucial DNS parameter that controls caching duration for DNS records. Understanding TTL allows you to plan DNS changes effectively, minimize downtime, and optimize website performance. Adjust TTL based on your needs, lower it for temporary updates and migrations, and increase it for stable long-term records. FAQ Can I change TTL anytime? Yes, TTL can be updated at any time via your DNS provider or domain registrar. Note that changes only affect new cache entries after the previous TTL expires. Does TTL affect website speed? Indirectly. Higher TTL reduces DNS lookups and may slightly improve performance by reducing DNS query latency and load. What is the default TTL for most DNS records? Many providers use\u00a03600\u00a0seconds (1 hour) as a default, but defaults vary by provider \u2014 check your DNS provider\u2019s documentation. How does TTL interact with DNS propagation? TTL determines how long caches hold old records. Shorter TTL equals faster propagation; longer TTL equals slower propagation.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2235,"menu_order":15,"comment_status":"closed","ping_status":"closed","template":"","doc_tag":[],"class_list":["post-2276","docs","type-docs","status-publish","hentry","no-post-thumbnail"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v26.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What Does TTL Mean in DNS Settings? 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