On Tue, 4 Aug 2015, Brian Kantor wrote:
It appears that comcast and yahoo have implemented
DMARC mail filtering
around the first of the month.
This breaks mailing lists such as 44net.
The Redhat/CentOS mailman RPM was recently updated to handle DMARC
filtered domains.
Antonio Querubin
e-mail: tony(a)lavanauts.org
xmpp: antonioquerubin(a)gmail.com