tools / Email
DMARC validator
Fetch a domain's DMARC record, explain every tag and flag common mistakes.
Policy quarantineRecords 1Resolver Cloudflare 1.1.1.1Time 5 ms
This domain has a moderate DMARC policy. Receivers treat mail that fails DMARC as suspicious and usually put it in spam.
v=DMARC1; p=quarantine; sp=reject; pct=100; rua=mailto:dmarc@github.com; ruf=mailto:dmarc@github.com; fo=1
Checks
- v=DMARC1 present and first.
- Enforcing policy: p=quarantine.
- Aggregate reports go to mailto:dmarc@github.com.
Tags
| Tag | Value | Meaning |
|---|---|---|
v | DMARC1 | DMARC version: DMARC1 |
p | quarantine | Failing mail is treated as suspicious, usually sent to spam |
sp | reject | Subdomains: failing mail is rejected outright |
pct | 100 | Policy applies to 100% of failing mail |
rua | mailto:dmarc@github.com | Aggregate reports sent to mailto:dmarc@github.com |
ruf | mailto:dmarc@github.com | Forensic reports sent to mailto:dmarc@github.com |
fo | 1 | Failure reports: report when any mechanism fails |