postmarkapp.com email records

What postmarkapp.com publishes in public DNS for SPF, DKIM, DMARC, MX and BIMI, resolved on 2026-08-04.

SPF

v=spf1 a mx include:spf.mtasv.net include:_spf.google.com include:cmail1.com include:mail.zendesk.com include:helpscoutemail.com ~all

The record authorises these sending platforms: Postmark, Google Workspace, Campaign Monitor, Zendesk.

DMARC

v=DMARC1; p=reject; pct=100; rua=mailto:re+j1puxgl6ln5@inbound.dmarcdigests.com; sp=none;

policy

p=reject

subdomains

sp=none

applies to

100% of mail

reports

mailto:re+j1puxgl6ln5@inbound.dmarcdigests.com

alignment

adkim=r, aspf=r

DKIM

Keys found on 1 of 10 probed selectors:

MX

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The above is a snapshot from 2026-08-04. Re-resolve it now:

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