Email authentication
The basics are in place but can be hardened.
Authorizes which servers may send mail for the domain
SPF is published and within limits.
v=spf1 include:_spf.mx.cloudflare.net ~allCryptographically signs outgoing mail (best-effort selector probe)
DKIM key published for 3 known selectors.
Tells receivers what to do with mail that fails SPF and DKIM
DMARC is published but not fully enforcing.
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; sp=none; 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
TLS reporting is configured.
v=TLSRPTv1;rua=mailto:[email protected]Displays your verified brand logo in supporting inboxes
No BIMI record. No brand logo is published for inboxes.
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.