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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical RE: AOL 421 errors
From: [email protected] [mailto:[email protected]] On > > > We've noticed a surge in 421 e-mail errors from AOL. > > Message soft bounced for '###@aol.com', '4.3.2 - Not > accepting messages at > this time ('421', [': (DYN:T1) > http://postmaster.info.aol.com/errors/421dynt1.html', 'SERVICE NOT > AVAILABLE']) []' > > It seems as though they've tightened down their policies. > We're pretty good at preventing spam with our IronPort > anti-spam gateways and internal policies. > > We've also subscribed to their FBL notification service. > I'm surprised at the types of messages AOL customers consider > as spam. Anything and everything: university admission acceptance > notices; instructor class assignments; photos from friends; etc. > AOL users report receipts for things they have bought or letters from their kids as spam, or just use the spam button instead of delete. We have a feedback loop with them on a netblock we moved off of about 24 months ago; I've emailed their postmaster at least 12 times with no response and no change. I've called and they refuse to talk and say I must email or use the form on the postmaster site to be removed; no effect. David
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