On Thu 19/Mar/2020 02:17:03 +0100 John Levine wrote: > > I do a hard reject of any mail with a nonexistent bounce address which I > don't think is unusual.
How about nonexistent From: address domain? Rejecting these is less usual (IME because of [email protected]) although DMARC shifted the accent here. > PSD as I understand it is to address the same issue the organizational > domain does, but a level up, in a group of organizations that have > some administrative connection. The issue is people who publish A and > MX records without covering DMARC records. They're not supposed to do > that but they do, and PSD is one way of figuring out who needs to fix what. It also covers From: [email protected]. That way we can reject on nonexistent From: addresses for a subset of PSDs. Best Ale -- _______________________________________________ dmarc mailing list [email protected] https://www.ietf.org/mailman/listinfo/dmarc
