Free email security tools by Anvil Mail
Is your domain spoofable?Find out in seconds.
Live DNS lookups for DMARC, SPF, DKIM, BIMI, MTA-STS, and TLS-RPT — plus an all-in-one scanner that grades your email-security posture. No signup, no storage, no strings.
DMARC Lookup
Fetch and lint the DMARC record at _dmarc — policy, reporting addresses, alignment, and every tag explained.
Run toolSPF Lookup
Validate the SPF record, expand mechanisms, count DNS lookups, and flag permerrors before receivers do.
Run toolDKIM Lookup
Probe common DKIM selectors (or one you provide) and verify the published public key is intact.
Run toolBIMI Lookup
Check the BIMI record for a logo and VMC — the brand indicators that show up in supporting inboxes.
Run toolMTA-STS Check
Verify the _mta-sts signal record and the hosted policy file that forces TLS for inbound mail.
Run toolTLS-RPT Check
Confirm TLS-RPT is published so sending servers can report transport-encryption failures back to you.
Run toolDomain Scanner
Run every check at once and get a 0–10 email-security health score with a per-record breakdown.
Run toolWant this on autopilot?
Anvil Mail monitors these records continuously, ingests DMARC reports, and alerts you the moment anything drifts.