Gmail email blocking is off the rails (again)

Wed Dec 4 22:42:29 UTC 2019

On Wed, 4 Dec 2019 at 17:39, John R. Levine <johnl at 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.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.nanog.org/pipermail/nanog/attachments/20191204/f14e9710/attachment.html>