DMARC checker
DMARC checker for policy and alignment
DMARC tells mailbox providers how to handle unauthenticated mail and gives teams a path from visibility to stronger enforcement.
What DMARC checksDMARC checks review your published policy, reporting destinations, and whether SPF and DKIM can align with your domain.Why DMARC mattersDMARC can reduce spoofing risk and gives inbox providers clearer instructions when authentication fails.What to do nextCombine DMARC checks with blacklist monitoring and inbox placement monitoring to see whether policy changes affect real inbox outcomes.
What DMARC checks
DMARC checks review your published policy, reporting destinations, and whether SPF and DKIM can align with your domain.
- Policy value
- Aggregate report address
- SPF and DKIM alignment posture
Why DMARC matters
DMARC can reduce spoofing risk and gives inbox providers clearer instructions when authentication fails.
- Protects brand identity
- Improves authentication clarity
- Supports sender reputation monitoring
What to do next
Combine DMARC checks with blacklist monitoring and inbox placement monitoring to see whether policy changes affect real inbox outcomes.
- Review p=none, quarantine, or reject
- Check SPF and DKIM first
- Run placement tests after changes
Ready to check your deliverability signal?
Start with a free check, then upgrade when you need ongoing monitoring, reports, and alerts.