On 9/27/2020 8:43 AM, Keith Moore wrote:
No, we've observed in practice that hosts that don't have matching
PTRs are spambots.
I don't believe that anyone takes enough time to look at a sufficient
volume of email, often enough, to be sure of that. And again, it's a
Exactly how much experience do you have with the real-world practices of
the real-world anti-abuse industry?
I'm asking not as an ad hominem, but in order to try to find out how
your blanket rejection can be so wildly different from what I see within
M3AAWG. For many years.
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