Learn how DMARC protects your domain from spoofing and phishing attacks.
DMARC (Domain-based Message Authentication, Reporting and Conformance) builds upon SPF and DKIM. It tells receiving mail servers what to do if an email fails authentication.
| Policy | Meaning |
|---|---|
| none | Monitor only. |
| quarantine | Deliver to spam or quarantine. |
| reject | Reject the message completely. |
Use our DNS Lookup tool to view DMARC records.