medium.com email records

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

SPF

v=spf1 include:amazonses.com include:_spf.google.com include:mail.zendesk.com include:sendgrid.net include:spf.tipalti.com include:_spf.psm.knowbe4.com ~all

The record authorises these sending platforms: Resend, Google Workspace, Zendesk, Twilio SendGrid.

DMARC

v=DMARC1; p=reject; sp=reject; pct=100;fo=1; ri=3600; rua=mailto:dmarc.rua@medium.com; ruf=mailto:dmarc.rua@medium.com,mailto:ruf@dmarc.medium.com

policy

p=reject

subdomains

sp=reject

applies to

100% of mail

reports

mailto:dmarc.rua@medium.com

alignment

adkim=r, aspf=r

DKIM

Keys found on 3 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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