Test your domain in seconds.
Technical tools to validate the email authentication status of any public domain. No signup, no cards, no captchas. Results with score and recommendations.
Email Security Analyzer
All-in-one: DMARC + SPF + DKIM + BIMI + MTA-STS + TLS-RPT + DNSSEC in one shot. Score 0-110, industry benchmark, and estimated ROI per plan.
Audit my domain for freeDMARC Checker
Check if your domain has a published DMARC record, what policy it uses, and what configuration is missing. Automatic 0-100 score.
Try nowSPF Checker
Analyze your SPF record: includes, DNS lookup count, terminal policy. Alerts if you exceed the 10-lookup limit.
Try nowDKIM Checker
Verify active DKIM selectors on your domain. Detect key length and configuration. No DNS access required.
Try nowBIMI Checker
Does your brand show up with a verified logo in Gmail and Apple Mail? Verify your BIMI record and VMC reference.
Try nowMTA-STS Checker
Confirm your MTA-STS policy is published correctly. Reads the .well-known file and shows the mode (testing/enforce).
Try nowHeader Analyzer
Paste an email's headers and get an inline analysis of Authentication-Results, Received-SPF, DKIM-Signature and more.
Try nowNeed more depth?
These tools are a snapshot of the current state. eMate Platform Security gives you continuous visibility: real-time DMARC ingest, alerts, p=none → p=reject journey, and historical dashboards.
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