{"id":196,"date":"2020-10-01T09:55:54","date_gmt":"2020-10-01T09:55:54","guid":{"rendered":"https:\/\/glockapps.com\/help\/?post_type=ht_kb&#038;p=196"},"modified":"2025-06-04T08:37:16","modified_gmt":"2025-06-04T08:37:16","slug":"use-different-dmarc-policies-for-domain-and-subdomains","status":"publish","type":"ht_kb","link":"https:\/\/glockapps.com\/help\/art\/use-different-dmarc-policies-for-domain-and-subdomains\/","title":{"rendered":"How do I use different DMARC policies for the domain and subdomains?"},"content":{"rendered":"\n<p>There are two tactics to apply different DMARC policies for the main domain and subdomains:<\/p>\n\n\n\n<p>1. Publish a DMARC record for a subdomain and specify the policy level you require.<\/p>\n\n\n\n<p>2. Use the sp= tag on your parent domain&#8217;s DMARC record to specify what policy level you would like your subdomains to have, rather than inheriting it from the parent domain. In this case, a full record example would look like the following:<\/p>\n\n\n\n<p>v=DMARC1; p=reject; sp=none; fo=1; rua=mailto\u2026\u2026..<\/p>\n\n\n\n<p>In GlockApps DMARC Analyzer, you can specify a different DMARC policy for the subdomains and the tool will include the sp= tag with the specified policy in the DMARC record.<\/p>\n\n\n\n<p><strong>Read also:<\/strong> <strong><a href=\"https:\/\/glockapps.com\/blog\/why-every-business-needs-dmarc\/\" target=\"_blank\" rel=\"noreferrer noopener\">Why Every Business Needs DMARC<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>There are two tactics to apply different DMARC policies for the main domain and subdomains: 1. Publish a DMARC record for a subdomain and specify the policy level you require. 2. Use the sp= tag on your parent domain&#8217;s DMARC record to specify what policy level you would like your&#8230;<\/p>\n","protected":false},"author":2,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"ht-kb-category":[3],"ht-kb-tag":[100,28],"class_list":["post-196","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-dmarc-analytics","ht_kb_tag-dmarc-policy","ht_kb_tag-dmarc-record"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to use different DMARC policies for the domain and subdomains?<\/title>\n<meta name=\"description\" content=\"In GlockApps DMARC Analytics, you can specify a different DMARC policy for your subdomains and the tool will include the sp= tag to your DMARC record.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/glockapps.com\/help\/art\/use-different-dmarc-policies-for-domain-and-subdomains\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to use different DMARC policies for the domain and subdomains?\" \/>\n<meta property=\"og:description\" content=\"In GlockApps DMARC Analytics, you can specify a different DMARC policy for your subdomains and the tool will include the sp= tag to your DMARC record.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/glockapps.com\/help\/art\/use-different-dmarc-policies-for-domain-and-subdomains\/\" \/>\n<meta property=\"og:site_name\" content=\"Help - 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