Email Security Check
SPF, DKIM, DMARC and more. Checked in seconds.
13 signalsAligned with BSI TR-03182 / TR-03108No sign-up
Aligned with BSI TR-03182 / TR-03108
Evaluates publicly visible DNS/HTTPS signals close to the BSI guidelines. Not a formal compliance proof.
13 Security Signals
SPF, DKIM, DMARC, MTA-STS, TLS-RPT, DANE, DNSSEC, MX, CAA, reverse DNS, blacklist, IPv6 and BIMI.
Results in Seconds
Parallel DNS lookups deliver score, grade and traffic light before your coffee gets cold.
Phishing & Spoofing
Surfaces misconfigurations that attackers exploit for domain impersonation and phishing.
Actionable Fixes
For every check: what is set, what is missing and concrete steps to remediate.
No Login, No Tracking
No sign-up, no tracking cookies. Based entirely on publicly available DNS records.