At Tue, 29 Apr 2014 16:32:18 -0700 Mark Sapiro <m...@msapiro.net> wrote:
> > On 04/29/2014 01:25 PM, Joseph Brennan wrote: > > > > I think Gmail is doing the same. It's a touch evil to make mail from > > aol and yahoo less deliverable than your own... but it's what they asked > > for. > > > Gmail is honoring DMARC p=reject, but they have some magic for not > applying it to mail from some lists. How they recognize list mail is > probably a trade secret. Actually probably not. I think the giveaway is the presense of the various list specific headers (X-Mailman-Version:, List-Id:, List-Unsubscribe:, List-Archive:, List-Post:, List-Help:, and List-Subscribe:). In other words, they are using a *smart* filtering program, and not some dumb clueless test. > > They are also rewriting From: headers in outgoing googlegroups posts > whose original From: address is in a domain with DMARC p=reject. > -- Robert Heller -- 978-544-6933 / hel...@deepsoft.com Deepwoods Software -- http://www.deepsoft.com/ () ascii ribbon campaign -- against html e-mail /\ www.asciiribbon.org -- against proprietary attachments ------------------------------------------------------ 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