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 include:spf-tickets.codero.com include:spf-c.codero.com include:spf-d.codero.com include:aspmx.pardot.com include:spf.protection.outlook.com include:_spf.salesforce.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=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; 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://codero.com/logo.svg;a=self;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.