Free Email Security Checker

Run a full audit of your domain’s SPF, DKIM, DMARC, MTA-STS, BIMI and blocklist status — and get a 0–100 security score with exact fixes in about 30 seconds.

What Will Be Checked

Six pillars weighted into one overall score.

01
Authentication
SPF + DKIM + DMARC
02
Transport
MTA-STS + TLS-RPT
03
Delivery
MX + DNS + rDNS
04
Reputation
IP + Domain Blocklists (DNSBL/URIBL)
05
Identity
BIMI + VMC
06
Hygiene
TXT Records + Deprecated Tags + Content