DMARC Policy Explained (none, quarantine, reject)
DMARC tells receiving mail servers what to do when SPF and/or DKIM fail. It also enables reporting so you can see who sends email using your domain.
DMARC Policies
| Policy | Effect |
|---|---|
p=none |
Monitor only (no enforcement) |
p=quarantine |
Mark failed messages as spam/junk |
p=reject |
Reject failed messages (strongest protection) |
Recommended Setup Path
- Start with monitoring:
p=none - Review reports for legitimate sources
- Move to
p=quarantine - Finally enforce with
p=reject
Starter DMARC Record
v=DMARC1; p=none; rua=mailto:reports@yourdomain.com