DMARC Checker

Check DMARC policy for a domain, including tags like p, rua, ruf, adkim, and aspf.

Results

No DMARC check run yet.

What this tool does

DMARC Checker retrieves and interprets a domain’s DMARC record so you can review policy, alignment, and reporting settings.

When to use it

  • Check whether a domain has a valid DMARC record and what policy it is enforcing.
  • Review reporting destinations before moving from monitoring to quarantine or reject.
  • Investigate spoofing protection gaps or DMARC failures reported by mailbox providers.

Learn more

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Related Articles

How to Troubleshoot DMARC Failures

A practical DMARC troubleshooting guide covering missing records, alignment problems, policy interpretation, and common causes of DMARC failure.

What Is a DMARC Record? Tags, Policy, and Examples

Learn what a DMARC record is, what the main DMARC tags mean, how policy works, and how to review a DMARC record correctly.

What Is DMARC and How Does It Work?

Learn what DMARC is, how DMARC uses SPF and DKIM alignment, what policy modes mean, and how DMARC helps prevent domain spoofing.