This free DMARC checker is built for domain owners, email teams, and security engineers who need a fast DMARC lookup without logging into a third-party dashboard.
Why run a DMARC lookup?
- Confirm your domain publishes a DMARC TXT record
- Verify your current policy (
,, or) - Catch DNS mistakes before they impact deliverability
- Investigate spoofing and sender authentication issues
DMARC checker workflow
- Run the lookup on your domain
- Review warnings and parse errors
- Update DNS as needed
- Re-check after propagation
Need to create a new policy? Use the DMARC record generator.