Email authentication
The basics are in place but can be hardened.
Authorizes which servers may send mail for the domain
SPF is published but could be tightened.
v=spf1 a mx ptr ip4:51.255.134.104 include:mailgun.org include:_spf.google.com ~allCryptographically signs outgoing mail (best-effort selector probe)
DKIM key published for 1 known selector.
Tells receivers what to do with mail that fails SPF and DKIM
DMARC is enforced.
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];sp=reject;pct=100;adkim=r;aspf=r;Enforces TLS for inbound mail and prevents downgrade attacks
No MTA-STS policy. Inbound mail can be delivered without TLS.
Receives reports about TLS delivery failures
No TLS-RPT record. You get no reports about failed TLS delivery.
Displays your verified brand logo in supporting inboxes
BIMI is published.
v=BIMI1;l=https://naxs-logos.s3-sa-east-1.amazonaws.com/bimi/naxs.svg;Checks query live DNS over Cloudflare and the public MTA-STS policy endpoint. DKIM selectors cannot be listed from DNS, so DKIM detection probes common provider selectors only.