{"id":3606,"date":"2023-12-11T17:48:07","date_gmt":"2023-12-11T17:48:07","guid":{"rendered":"https:\/\/www.warmy.io\/blog\/the-complete-guide-how-to-fix-the-error-no-dmarc-record-found\/"},"modified":"2026-07-08T10:07:13","modified_gmt":"2026-07-08T10:07:13","slug":"the-complete-guide-how-to-fix-the-error-no-dmarc-record-found","status":"publish","type":"post","link":"https:\/\/www.warmy.io\/blog\/the-complete-guide-how-to-fix-the-error-no-dmarc-record-found\/","title":{"rendered":"The Complete Guide How to Fix the Error \u201cNo DMARC Record Found\u201d"},"content":{"rendered":"\n

The “No DMARC Record Found” error means your domain lacks a published DMARC DNS record, leaving it vulnerable to phishing and spoofing. To fix it: (1) confirm the record is missing, (2) decide on a DMARC policy, (3) create and publish a DNS TXT record, and (4) monitor the reports. Gmail, Yahoo, and Outlook now enforce DMARC for bulk senders.<\/em><\/p>\n\n\n\n

Business email compromise (BEC) is one of the costliest forms of cybercrime globally, with attackers impersonating your domain to defraud customers, partners, and employees. DMARC closes the spoofing gap, but no email control stops every attempt, and with global cybercrime losses projected to hit $14 trillion by 2028<\/a>, more firms pair authentication with cyber coverage that reimburses funds lost to email fraud.<\/p>\n\n\n\n

Your DMARC record is the first technical barrier standing between your domain and those attacks. Without it, any server on the internet can send email that appears to come from you.<\/p>\n\n\n\n

This guide shows you exactly how to fix the “No DMARC Record Found” error, what the error means, and how to avoid the common configuration mistakes that cause DMARC to fail silently.<\/p>\n\n\n\n

What Is a DMARC Record?<\/h2>\n\n\n\n

A DMARC record is a DNS TXT record that tells receiving mail servers how to handle messages that fail SPF or DKIM authentication checks. DMARC stands for Domain-based Message Authentication, Reporting, and Conformance.<\/p>\n\n\n\n

Warmy is an AI-driven email warmup and deliverability platform that automatically builds your sender reputation, improves inbox placement, and keeps your emails out of spam. Part of that foundation is ensuring your DMARC, SPF, and DKIM records are correctly configured.<\/p>\n\n\n\n

The DMARC record specifies three things: your policy for failing emails, the reporting addresses for authentication reports, and the alignment mode that controls how strictly the From domain must match your SPF or DKIM domains. When the “No DMARC Record Found” error appears, none of that configuration exists in your DNS.<\/p>\n\n\n\n

Why You Need a DMARC Record<\/h2>\n\n\n\n

Without a DMARC record, receiving servers have no instructions for what to do when someone sends email that appears to be from your domain but fails authentication. That gap is exactly what phishing and spoofing attacks exploit.<\/p>\n\n\n\n

DMARC also generates aggregate reports sent to the address you specify in your record. Those reports tell you which servers are sending email on your behalf, which ones are passing authentication, and where failures are occurring. That visibility is essential for catching misconfigured third-party senders before they hurt your deliverability.<\/p>\n\n\n\n

Gmail, Yahoo, and Outlook Now Require DMARC<\/h3>\n\n\n\n

DMARC is no longer just a best practice. The three largest inbox providers now require it for bulk senders.<\/p>\n\n\n\n

Google and Yahoo announced mandatory DMARC requirements for senders of 5,000 or more messages per day, effective February 1, 2024. You can review Google’s official sender guidelines<\/a> for the full technical requirements. In November 2025, Google escalated enforcement: emails from non-compliant domains now face temporary and permanent rejections at the SMTP level, not just spam placement.<\/p>\n\n\n\n

Microsoft followed with its own enforcement, effective May 5, 2025<\/a>. Bulk senders to Outlook.com, Hotmail.com, and Live.com must publish a DMARC record with at least p=none or their messages are rejected outright with error code 550 5.7.515.<\/p>\n\n\n\n

If your domain lacks a DMARC record and you send at any meaningful volume, your emails are at risk of rejection across Gmail, Yahoo, and Outlook simultaneously.<\/p>\n\n\n\n

Not sure if your DMARC is correctly configured? Run Warmy’s free Email Deliverability Test<\/a> to check your DMARC, SPF, and DKIM status in seconds \u2014 no signup required.<\/p>\n\n\n\n

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