Domain Health Checker
Comprehensive email security audit: SPF, DKIM, DMARC, MTA-STS, BIMI, and more
What gets checked?
SPFRecord presence, policy strength, lookup count
DMARCPolicy level, reporting config, percentage
DKIMCommon selectors (google, default, s1, etc.)
MXMail server records
MTA-STSTLS enforcement policy
BIMIBrand logo in email clients
Scoring
SPF: 25 points
DMARC: 30 points
DKIM: 20 points
MX: 10 points
MTA-STS: 10 points
BIMI: 5 points
Total: 100 points
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