Re: Gmail email blocking is off the rails (again)

[Matthew Pounsett <matt () conundrum com>]

On Wed, 4 Dec 2019 at 17:39, John R. Levine <johnl () iecc com> wrote:

> Or maybe users are tired of the useless monthly messages and report them
> as spam.

Again, these are not a user messages or regular list traffic, they're
admin/moderator messages addressed to an admin of a list.

Your point about the possibility of spammers forging those is taken, but I
don't see that as being anywhere remotely common enough to justify a 5xx
error on attempted delivery of such a message.