> On 12 Apr 2014, at 9:28 pm, "Mark Sapiro" <m...@msapiro.net> wrote: > >>> Additional reading at <http://www.dmarc.org/faq.html#s_3>, >>> <http://blog.threadable.com/how-threadable-solved-the-dmarc-problem> and >>> <http://www.spamresource.com/2014/04/run-email-discussion-list-heres-how-to.html> >>> and other articles linked from those. >> >> From the threadable article: >> “He recommends that all list administrators immediately stop delivering to >> Yahoo addresses to limit damage, and encourage members to move to a more >> friendly provider." >> >> How would not delivering to yahoo addresses help? I thought the problem was >> with delivering yahoo email to others. > > > See Jim P's post in this thread at > <https://mail.python.org/pipermail/mailman-users/2014-April/076383.html> > and the branch linked therefrom, although you probably don't have the > access required to install it. > > Jim P's approach is to reject any post From: a domain with a DMARC > policy of reject. > > To accept a post and then not deliver it to some because you know it > won't be accepted is arguably wrong, and also, you can't know except by > experience which recipient domains will reject the post for DMARC > policy. I've seen the following:
But note that the part of the threadable article I quoted talks about not *delivering* to yahoo addresses. I would thought that shouldn't be a problem. Peter Shute ------------------------------------------------------ Mailman-Users mailing list Mailman-Users@python.org https://mail.python.org/mailman/listinfo/mailman-users Mailman FAQ: http://wiki.list.org/x/AgA3 Security Policy: http://wiki.list.org/x/QIA9 Searchable Archives: http://www.mail-archive.com/mailman-users%40python.org/ Unsubscribe: https://mail.python.org/mailman/options/mailman-users/archive%40jab.org