To the last question ... Yes. Unfortunately. Happens all the time, and while it's not frequent, it's a headache.
Aloha, Michael. -- Michael J Wise | Microsoft | Spam Analysis | "Your Spam Specimen Has Been Processed." | Got the Junk Mail Reporting Tool ? -----Original Message----- From: mailop [mailto:mailop-boun...@mailop.org] On Behalf Of Hal Murray Sent: Tuesday, June 28, 2016 9:07 AM To: mailop@mailop.org Cc: Hal Murray <hmur...@megapathdsl.net> Subject: Re: [mailop] DMARC question Al Iverson <aiver...@spamresource.com> said: >> best done by implementing SRS/PRVS/BATV: it creates time-limited > Do this for years on a high traffic environment with lots of mail and > lots of users and lots of individual bounces to track, then you'll > find that you're fending off zillions of connection attempts, spammers > trying to deliver to those one time addresses, as they get out in the > wild, end up found by spambots, etc. ... Is that also a gold mine of information? What fraction of that crap comes from ESPs as compared to spambots/zombies? What fraction of the zombies are already on major block lists? Are there occasional legitimate attempts to use a stale address? -- These are my opinions. I hate spam. _______________________________________________ mailop mailing list mailop@mailop.org https://na01.safelinks.protection.outlook.com/?url=https%3a%2f%2fchilli.nosignal.org%2fcgi-bin%2fmailman%2flistinfo%2fmailop&data=01%7c01%7cmichael.wise%40microsoft.com%7cedd174eb99e748161c9a08d39f6f41c2%7c72f988bf86f141af91ab2d7cd011db47%7c1&sdata=%2bago8ijJ09CjI4ZOKOPfBEQZ4WLRFxC5ayc0Vz7SXeU%3d _______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop