> Am 01.01.2024 um 01:46:44 Uhr schrieb Randolf Richardson, Postmaster > via mailop: > > > Is anyone seeing large numbers of dictionary attacks from > > 20.42.100.251 (which is owned by Microsoft)? I'm curious if they're > > engaging in large-scale targeting. > > Doesn't have a PTR, so no regular mail server. > I assume it is one of their Azure customers servers that has been > hacked or is rented by an abuser.
I noticed the same thing. > > P.S.: I don't bother reporting abuse directly to Microsoft anymore > > because in the past they just bounced every message sent to their > > postmaster@ and abuse@ accounts. > > For what reason did the bounce those messages? It was a while ago, but as I recall they were sending back-scattered bounce notifications about the eMail addresses not being monitored. If they're not going to take these designated role accounts seriously, then that's one less provider I need to correspond with. > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://list.mailop.org/listinfo/mailop -- Postmaster - postmas...@inter-corporate.com Randolf Richardson, CNA - rand...@inter-corporate.com Inter-Corporate Computer & Network Services, Inc. Vancouver, British Columbia, Canada https://www.inter-corporate.com/ _______________________________________________ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop