Bounce action notifications - NANOG mailing list changes yahoo.com users

Fri Oct 10 15:31:27 UTC 2014

On Oct 10, 2014, at 8:05 AM, Christopher Morrow <morrowc.lists at gmail.com> wrote:

> On Fri, Oct 10, 2014 at 10:54 AM, Randy Bush <randy at psg.com> wrote:
>>> a better approach would be to recommend that mailing list participants
>>> who want to actually participate should utilize a mail service
>>> appropriate for the purpose.
>> 
>> support

+1

> 
> to be fair, this means EITHER one which does not DMARC mark messages
> OR one which disrespects DMARC. Right?

One which does not publish DMARC p=reject.

If any recipient honors published DMARC records then every
participant using a domain that publishes DMARC p=reject will
break things.

If your domain publishes p=reject it should not have any users
that participate in mailing lists.

Cheers,
  Steve