MTA-STS, checked end to end.
Paste any domain. We resolve the _mta-sts DNS pointer, fetch the policy file over HTTPS, and compare its mx: patterns against your live MX records, then explain what’s enforced, what’s drifting, and what to do next.
Paste any domain. Plain-English DMARC record audit, parsed alignment + policy + reporting endpoints. 3 seconds, no signup.
Start here.
The two layers underneath.
How automated DNS changes stay safe.
Once you're past p=none.
Paste any domain. We resolve the _mta-sts DNS pointer, fetch the policy file over HTTPS, and compare its mx: patterns against your live MX records, then explain what’s enforced, what’s drifting, and what to do next.