proton.me email records

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

SPF

v=spf1 include:_spf.protonmail.ch ~all

The record authorises this sending platform: Proton Mail.

DMARC

v=DMARC1; p=quarantine; fo=1; aspf=s; adkim=s;

policy

p=quarantine

applies to

100% of mail

reports

no rua address

alignment

adkim=s, aspf=s

DKIM

Keys found on 1 of 24 probed selectors:

MX

Notes on this configuration

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

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