We're experiencing the same issue with Apple when aligning DKIM with the FROM and passing SPF with the sender.
Sincerely, Jason Wright *Postmaster & Jr. Systems Engineer* ONTRAPORT <http://ontraport.com> | Support Center <https://ontraport.com/support> | Schedule a Screenshare <https://go.oncehub.com/JasonWright1> | On Thu, Jan 25, 2024 at 7:22 AM Julian Bradfield via mailop < mailop@mailop.org> wrote: > I run some small mailing lists for a club, and there's one member with > an address at icloud.com that rejects (with a generic "policy" > message) many of the messages sent to the club lists. Sometimes it's > possibly explicable because the message was sent by somebody whose > provider doesn't DKIM-sign. > > However, I've just seen one I don't understand at all. The message is from > a > btopenworld.com user, sent to a list at the club. When I send messages > out, I change nothing except the envelope sender (and one or two > diagnostic headers). So it should pass SPF (from the club), DKIM (from > the sender) and be aligned for DKIM. > > icloud's message is: > > 5.7.1 Your message was rejected due to btopenworld.com's DMARC > policy. See https://support.apple.com/en-us/HT204137 for info > > > As mentioned, the message should pass DMARC. For diagnostic purposes I > have a dummy gmail user as a member of all lists, and gmail tells me > that this message does indeed pass SPF, DKIM, and DMARC. > I trust Google more than Apple to get these things right :) > > Does anybody have a similar experience with icloud, or any other > suggestions? > > thanks, > Julian. > > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://list.mailop.org/listinfo/mailop > -- <https://ontraport.com> Take a Platform Tour » <https://ontraport.com/demo> | Become a Partner » <https://ontraport.com/partners>
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