Proofpoint woes?

I realize this is a more networking-focused forum, but I’m wondering if anyone has contacts inside Proofpoint? They’re an anti-spam service provider who has suddenly begun rejecting metric s***tons of email for (seemingly) bogus DMARC failures within the last week or so.


I suggest the mailops [1] list for this. Proofpoint personnel are present there.


[1] mailop Info Page

Just sent an off-list reply to Adam.


Proofpoint Postmaster

There’s someone from there on the mailop mailing list (mailop dot org), but I’ve forwarded this to them as an FYI. Direct link is

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