playipp.com

01Overview 02DNS 03WHOIS 04Subdomains 05Email 06TLS

Checking SPF, DKIM, and DMARC

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digga is open source under AGPL 3.0.

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Checking SPF, DKIM, and DMARC

Email authentication

The basics are in place but can be hardened.

5Pass
1Warning
0Fail
0Not set

SPF

Pass

Authorizes which servers may send mail for the domain

SPF is published and within limits.

Policy: ~all
DNS lookups: 3 / 10

Ends in ~all (softfail): unauthorized senders are marked, not rejected.
Uses 3 of 10 allowed DNS lookups.

v=spf1 include:_spf.google.com include:amazonses.com include:145596015.spf08.hubspotemail.net ~all

DKIM

Pass

Cryptographically signs outgoing mail (best-effort selector probe)

DKIM key published for 1 known selector.

Selectors: google

Found a DKIM key at google._domainkey.playipp.com

DMARC

Pass

Tells receivers what to do with mail that fails SPF and DKIM

DMARC is enforced.

Policy: p=reject
Coverage: 100%

Policy p=reject: failing mail is rejected outright.
Aggregate reports (rua) are configured.

v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;

MTA-STS

Warning

Enforces TLS for inbound mail and prevents downgrade attacks

MTA-STS is published but not enforcing.

Mode: testing
Max age: 2419200s

Policy mode is testing: failures are reported but mail is still delivered.

v=STSv1; id=20231002144740854151;

TLS-RPT

Pass

Receives reports about TLS delivery failures

TLS reporting is configured.

Reports to: mailto:[email protected]

TLS delivery failure reports are being collected.

v=TLSRPTv1;rua=mailto:[email protected]

BIMI

Pass

Displays your verified brand logo in supporting inboxes

BIMI is published.

Logo: https://app.powerbimi.com/39226/91a02028-253d-48d9-a586-ba770cd83f44.svg

A logo (l=) is published.

v=BIMI1;l=https://app.powerbimi.com/39226/91a02028-253d-48d9-a586-ba770cd83f44.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.