DMARC Record Lookup
Check Domain-based Message Authentication, Reporting and Conformance (DMARC) policies. DMARC builds on SPF and DKIM to provide comprehensive email authentication.
About DMARC Records
DMARC (Domain-based Message Authentication, Reporting and Conformance) builds upon SPF and DKIM to provide comprehensive email authentication and protection against email spoofing.
Key DMARC components:
- v=DMARC1 - DMARC version identifier
- p= - Policy for the domain (none, quarantine, reject)
- sp= - Policy for subdomains
- rua= - Address for aggregate reports
- ruf= - Address for failure reports
- pct= - Percentage of messages to apply policy to
- adkim= - DKIM alignment mode (strict/relaxed)
- aspf= - SPF alignment mode (strict/relaxed)