???? One of the features of email is that it you can send responses back about the status or handling of a message. Here's one such response from a gmail server:
*550 5.7.1 Unauthenticated email from domain.tld is not accepted due to domain's DMARC policy. Please contact administrator of domain.tld domain if this was a legitimate mail.* Matt is right. Bounces like this tend to get peoples' attention and it is worth doing. Curious to learn more about what Rathbun said about not being able to accomplish this at scale. The challenges involved in that are beyond me but it does seem like Google is doing it. Oh...And I'm certain Google also sent a DMARC report :P On Thu, Nov 21, 2019 at 4:34 AM Andrew C Aitchison via mailop < mailop@mailop.org> wrote: > On Wed, 20 Nov 2019, Matt Vernhout via mailop wrote: > > > If a sender asked you to reject that mail with their policy do them > > a favour and send a bounce that says something like ‘your DMARC said > > to bounce failed messages, if this is wrong fix your authentication > > and try again’ > > ???? > > One of the features of DMARC is that it provides URLs for > reporting failed messages. > > > Bounces like this tend to get people attention. > > -- > Andrew C. Aitchison Kendal, UK > and...@aitchison.me.uk > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop >
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