Wow at least you got a feedback,
which is more than i got the last 3 years
i have given up, my client know mail delivery to microsoft mailservice
is not guaranted, and i recomend to convince mailpartner for a change
to a more cooperative Mailprovider.
if i´m able to route microsoft mail via relayhosts on IP-ranges/AS
which are not blocked, but i wont spend much time anymore in
On 25/01/2016 05:52, Per Jessen wrote:
Gregor Riepl wrote:
truly weird. Using the same sender and same path, one email
to "some.user(a)hotmail.com" is accepted, another
to "postmaster(a)hotmail.com" is rejected.
They are probably ramping up
rejection rates slowly, as suggested
After I filed a support request with Microsoft,
they got back to me
fairly quickly and said one of our IP-ranges was "a candidate for
mitigation". No other explanation offered. I don't see this being a
dmarc issue at all, but some sort of internal M$ "reputation list".
Thanks for everyone's suggestions!