{"id":3912,"date":"2025-12-27T00:36:19","date_gmt":"2025-12-27T00:36:19","guid":{"rendered":"https:\/\/telahosting.com\/manual\/?p=3912"},"modified":"2025-12-27T00:36:19","modified_gmt":"2025-12-27T00:36:19","slug":"how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin","status":"publish","type":"post","link":"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/","title":{"rendered":"How to Resolve Email Deliverability Issues Caused by DNS in DirectAdmin"},"content":{"rendered":"<p><img data-dominant-color=\"595b65\" data-has-transparency=\"false\" style=\"--dominant-color: #595b65;\" loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-3916 aligncenter not-transparent\" src=\"https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/How-to-Resolve-Email-Deliverability-Issues-Caused-by-DNS-in-DirectAdmin-711x400.avif\" alt=\"How to Resolve Email Deliverability Issues Caused by DNS in DirectAdmin\" width=\"711\" height=\"400\" srcset=\"https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/How-to-Resolve-Email-Deliverability-Issues-Caused-by-DNS-in-DirectAdmin-711x400.avif 711w, https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/How-to-Resolve-Email-Deliverability-Issues-Caused-by-DNS-in-DirectAdmin-768x432.avif 768w, https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/How-to-Resolve-Email-Deliverability-Issues-Caused-by-DNS-in-DirectAdmin.avif 1366w\" sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><\/p>\n<p>If your emails are landing in spam, not being delivered at all, or bouncing back after sending, I know how frustrating that can be \u2014 especially when you rely on email for business or customer communication. In most cases, this problem isn\u2019t your email content. It\u2019s <strong>DNS configuration<\/strong>.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_1 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 ez-toc-toggle\" style=\"cursor:pointer\">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: #999;color:#999\" 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: #999;color:#999\" 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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Why_DNS_Affects_Email_Deliverability\" >Why DNS Affects Email Deliverability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Common_Email_Problems_Caused_by_DNS\" >Common Email Problems Caused by DNS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Step_1_Confirm_Your_MX_Records_Are_Correct\" >Step 1: Confirm Your MX Records Are Correct<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Step_2_Fix_Your_SPF_Record_Very_Important\" >Step 2: Fix Your SPF Record (Very Important)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Step_3_Enable_DKIM_for_Email_Authentication\" >Step 3: Enable DKIM for Email Authentication<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Step_4_Add_a_DMARC_Record_for_Better_Trust\" >Step 4: Add a DMARC Record for Better Trust<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Step_5_Check_Your_Domains_Reverse_DNS_rDNS\" >Step 5: Check Your Domain\u2019s Reverse DNS (rDNS)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Step_6_Verify_Email_Hostname_Matches_the_Server\" >Step 6: Verify Email Hostname Matches the Server<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Step_7_Remove_Conflicting_or_Old_DNS_Records\" >Step 7: Remove Conflicting or Old DNS Records<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Step_8_Test_Your_Email_Delivery\" >Step 8: Test Your Email Delivery<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Common_DNS_Mistakes_That_Hurt_Email_Delivery\" >Common DNS Mistakes That Hurt Email Delivery<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#How_Long_Until_Email_Delivery_Improves\" >How Long Until Email Delivery Improves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#Conclusion\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/telahosting.com\/manual\/how-to-resolve-email-deliverability-issues-caused-by-dns-in-directadmin\/#FAQs\" >FAQs<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Why_DNS_Affects_Email_Deliverability\"><\/span><strong>Why DNS Affects Email Deliverability<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Email servers don\u2019t trust just any sender. Before accepting your email, they check your DNS records to confirm:<\/p>\n<ul>\n<li>Where your email is coming from<\/li>\n<li>Whether your server is authorized to send emails<\/li>\n<li>Whether your domain is authenticated<\/li>\n<\/ul>\n<p>If these checks fail, your emails get rejected or marked as spam.<\/p>\n<p>That\u2019s why DNS plays a huge role in email delivery.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Common_Email_Problems_Caused_by_DNS\"><\/span><strong>Common Email Problems Caused by DNS<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If your DNS is misconfigured, you may experience:<\/p>\n<ul>\n<li>Emails going to spam<\/li>\n<li>Emails not sending at all<\/li>\n<li>Bounced messages<\/li>\n<li>\u201cSender not authorized\u201d errors<\/li>\n<li>Emails marked as suspicious<\/li>\n<\/ul>\n<p>The fix usually involves adjusting a few DNS records correctly.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step_1_Confirm_Your_MX_Records_Are_Correct\"><\/span><strong>Step 1: Confirm Your MX Records Are Correct<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>MX records tell the world where to deliver your emails.<\/p>\n<p><strong>How to check:<\/strong><\/p>\n<ol>\n<li>Log in to <strong>DirectAdmin<\/strong><\/li>\n<li>Go to <strong>Account Manager \u2192 DNS Management<\/strong><\/li>\n<li>Look for <strong>MX records<\/strong><\/li>\n<\/ol>\n<p><img data-dominant-color=\"a9abad\" data-has-transparency=\"false\" style=\"--dominant-color: #a9abad;\" loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-3914 aligncenter not-transparent\" src=\"https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/Confirm-Your-MX-Records-Are-Correct-1-711x400.avif\" alt=\"Confirm Your MX Records Are Correct\" width=\"711\" height=\"400\" srcset=\"https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/Confirm-Your-MX-Records-Are-Correct-1-711x400.avif 711w, https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/Confirm-Your-MX-Records-Are-Correct-1-768x432.avif 768w, https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/Confirm-Your-MX-Records-Are-Correct-1.avif 1366w\" sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><\/p>\n<p>For our email at telaHosting, it should look similar to: mail.yourdomain.com, With the correct priority (usually 10).<\/p>\n<p>If you use external email services (Google Workspace, Microsoft 365), make sure only their MX records exist.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step_2_Fix_Your_SPF_Record_Very_Important\"><\/span><strong>Step 2: Fix Your SPF Record (Very Important)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SPF tells receiving servers which mail servers are allowed to send emails on behalf of your domain.<\/p>\n<p><strong>What to check:<\/strong><\/p>\n<ul>\n<li>You should have <strong>only ONE SPF record<\/strong><\/li>\n<li>It must include your mail server<\/li>\n<\/ul>\n<p>Example SPF for telaHosting: v=spf1 a mx ~all<\/p>\n<p>If you use third-party services (Mailchimp, SendGrid), include them instead of creating multiple SPF records.<\/p>\n<p>Multiple SPF records = failed delivery.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step_3_Enable_DKIM_for_Email_Authentication\"><\/span><strong>Step 3: Enable DKIM for Email Authentication<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DKIM adds a digital signature to your emails, proving they haven\u2019t been altered.<\/p>\n<p><strong>How to enable:<\/strong><\/p>\n<ol>\n<li><a href=\"https:\/\/telahosting.com\/manual\/how-to-access-your-directadmin-panel\/\">Go to <strong>DirectAdmin<\/strong><\/a><\/li>\n<li>Click <strong>Email Authentication<\/strong> or <strong>DKIM Keys<\/strong><\/li>\n<li>Enable <strong>DKIM<\/strong><\/li>\n<li>Save changes<\/li>\n<\/ol>\n<p><img data-dominant-color=\"e3e5ea\" data-has-transparency=\"false\" style=\"--dominant-color: #e3e5ea;\" loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-3915 aligncenter not-transparent\" src=\"https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/Enable-DKIM-for-Email-Authentication-711x400.avif\" alt=\"Enable DKIM for Email Authentication\" width=\"711\" height=\"400\" srcset=\"https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/Enable-DKIM-for-Email-Authentication-711x400.avif 711w, https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/Enable-DKIM-for-Email-Authentication-768x432.avif 768w, https:\/\/telahosting.com\/manual\/wp-content\/uploads\/2025\/12\/Enable-DKIM-for-Email-Authentication.avif 1366w\" sizes=\"auto, (max-width: 711px) 100vw, 711px\" \/><\/p>\n<p>If you don\u2019t see DKIM options, contact our support to enable it at the server level.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step_4_Add_a_DMARC_Record_for_Better_Trust\"><\/span><strong>Step 4: Add a DMARC Record for Better Trust<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DMARC helps receiving servers know how to handle emails that fail SPF or DKIM checks. Example DMARC record: v=DMARC1; p=none; rua=mailto:admin@yourdomain.com;<\/p>\n<p>DMARC doesn\u2019t block emails \u2014 it improves reputation and reporting.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step_5_Check_Your_Domains_Reverse_DNS_rDNS\"><\/span><strong>Step 5: Check Your Domain\u2019s Reverse DNS (rDNS)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Some mail servers reject emails if reverse DNS is missing.<\/p>\n<p><strong>What to do:<\/strong><\/p>\n<ul>\n<li>Contact us at telaHosting support<\/li>\n<li>Ask to verify or set rDNS for your server IP<\/li>\n<\/ul>\n<p>This is handled server-side.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step_6_Verify_Email_Hostname_Matches_the_Server\"><\/span><strong>Step 6: Verify Email Hostname Matches the Server<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Your mail server hostname should match your domain.<\/p>\n<p>Check:<\/p>\n<ul>\n<li>Mail server name<\/li>\n<li>A record for mail.yourdomain.com<\/li>\n<li>MX record points correctly<\/li>\n<\/ul>\n<p>Consistency improves trust.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step_7_Remove_Conflicting_or_Old_DNS_Records\"><\/span><strong>Step 7: Remove Conflicting or Old DNS Records<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Clean DNS = better delivery.<\/p>\n<p>Remove:<\/p>\n<ul>\n<li>Old MX records<\/li>\n<li>Duplicate TXT records<\/li>\n<li>Old SPF records<\/li>\n<li>Unused DKIM entries<\/li>\n<\/ul>\n<p>Too many records confuse receiving servers.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step_8_Test_Your_Email_Delivery\"><\/span><strong>Step 8: Test Your Email Delivery<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>After fixing DNS:<\/p>\n<ul>\n<li>Send a test email to Gmail, Outlook, Yahoo<\/li>\n<li>Check spam folders<\/li>\n<li>Use tools like: <a href=\"http:\/\/mxtoolbox.com\" target=\"_blank\" rel=\"noopener\">MXToolbox<\/a> and <a href=\"https:\/\/www.mail-tester.com\/\" target=\"_blank\" rel=\"noopener\">Mail Tester<\/a><\/li>\n<\/ul>\n<p>These tools show exactly what\u2019s still wrong.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Common_DNS_Mistakes_That_Hurt_Email_Delivery\"><\/span><strong>Common DNS Mistakes That Hurt Email Delivery<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Avoid these mistakes:<\/p>\n<ul>\n<li>Multiple SPF records<\/li>\n<li>Missing DKIM<\/li>\n<li>Wrong MX priority<\/li>\n<li>Using wrong nameservers<\/li>\n<li>Editing DNS in the wrong control panel<\/li>\n<li>Forgetting DMARC<\/li>\n<\/ul>\n<p>Fixing these restores delivery fast.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_Long_Until_Email_Delivery_Improves\"><\/span><strong>How Long Until Email Delivery Improves?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Usually:<\/p>\n<ul>\n<li><strong>Immediate improvement<\/strong> after fixing DNS<\/li>\n<li>Full reputation recovery may take <strong>24\u201348 hours<\/strong><\/li>\n<\/ul>\n<p>Be patient \u2014 email systems need time to rebuild trust.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Email deliverability issues are frustrating, but they\u2019re rarely permanent. In most cases, fixing your <strong>DNS records in DirectAdmin<\/strong> is all it takes to restore trust and get your emails delivered where they belong \u2014 the inbox.<\/p>\n<p>With the right MX, SPF, DKIM, and DMARC setup on <strong>telaHosting<\/strong>, your emails will send confidently and consistently again.<\/p>\n<p>Take it step by step, and you\u2019ll be back on track.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><strong>FAQs<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>1. Why are my emails going to spam after DNS changes?<\/strong><\/p>\n<p>Because SPF, DKIM, or MX records may be incorrect.<\/p>\n<p><strong>2. Can DNS alone stop email delivery?<\/strong><\/p>\n<p>Yes. Incorrect DNS is one of the biggest causes of email failure.<\/p>\n<p><strong>3. Should I use DMARC immediately?<\/strong><\/p>\n<p>Yes. Start with p=none for monitoring.<\/p>\n<p><strong>4. How many SPF records should I have?<\/strong><\/p>\n<p>Only one \u2014 always.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>If your emails are landing in spam, not being delivered at all, or bouncing back after sending, I know how frustrating that can be \u2014 especially when you rely on email for business or customer communication. In most cases, this problem isn\u2019t your email content. It\u2019s DNS configuration. Why DNS Affects Email Deliverability Email servers&#8230;<\/p>\n","protected":false},"author":12,"featured_media":3916,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[33,26],"tags":[54,60,44],"class_list":["post-3912","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-directadmin","category-email","tag-directadmin","tag-dns","tag-email"],"_links":{"self":[{"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/posts\/3912","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/comments?post=3912"}],"version-history":[{"count":1,"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/posts\/3912\/revisions"}],"predecessor-version":[{"id":3917,"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/posts\/3912\/revisions\/3917"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/media\/3916"}],"wp:attachment":[{"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/media?parent=3912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/categories?post=3912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/telahosting.com\/manual\/wp-json\/wp\/v2\/tags?post=3912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}