On Tue, Mar 22, 2016 at 7:52 PM, Steve Atkins <st...@blighty.com> wrote:
> So if you've been doing anything special with forwarders or mailing lists > for yahoo.com > > it's probably a good idea to do it for their other domains too in the next > few days. > When Y! first set up p=reject on their main domain, we built our system's evasive maneuvers to work around it to be domain independent. Our systems do a DNS lookup for the DMARC record and if they find p=reject or p=quarantine and we do not sign using their From address in the domain, we automatically enable the workarounds to avoid falling in the trap. No manual configuration necessary.
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