[Mailman-Users] DMARC bouncing of yahoo and hotmail users
mark at msapiro.net
Wed Apr 13 18:06:16 EDT 2016
On 4/13/16 11:22 AM, Ricardo Kleemann wrote:
> I've started noticing bounces to yahoo and hotmail users with this
> rejection message:
> Unfortunately, messages from (xxx) on behalf of (yahoo.com.br) could not
> be delivered due to domain owner policy restrictions. (in reply to end of
> DATA command))
Yahoo recently started applying DMARC p=reject to more domains. See
> In researching this problem I found this thread:
>>From the thread it seems to indicate that Mailman v2.1.19 would have a
> workaround for the issue.
> First, does anyone know if the updates in Mailman do indeed address the
There have been workarounds for this issue since 2.1.16, but they didn't
get serious until 2.1.18 and have seen continuous tweaking since then.
See the FAQ articles at <http://wiki.list.org/DEV/DMARC> and
> Second, my server is running Ubuntu linux with Mailman v2.1.16 and I'm not
> able to update to a new version via the apt-get command since this version
> of Ubuntu has v2.1.16 as the "latest". Is it safe for me to update Mailman
> via a tarball and not mess up the packaged installation?
See the FAQ at <http://wiki.list.org/x/17891606>.
Mark Sapiro <mark at msapiro.net> The highway is for gamblers,
San Francisco Bay Area, California better use your sense - B. Dylan
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