On Jun 5, 2014, at 2:50 AM, Daniel Stenberg <daniel_at_haxx.se> wrote:

> On Thu, 5 Jun 2014, Tor Arntsen wrote:
>
>> It's not the mailing list, the problem is with users with yahoo, and
>> lately, aol addresses.
>
> Yeps, I got noticed about perhaps 50 email addresses getting automatically removed yesterday due to bounces (mailman does this on its own). yahoo (various toplevel domains), hotmail and aol hosted them.

Yahoo (and probably others) implemented DMARC in a way that breaks mailing lists as we are used to. Unfortunately, they didn’t consider that and also don’t seem to be reversing these changes.

The IETF also ran into this:
"Yahoo breaks every mailing list in the world including the IETF’s"
http://www.ietf.org/mail-archive/web/ietf/current/msg87153.html

Regards,
Fabian

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Received on 2014-06-09