AOL blocking MailScanner messages!

Ken Anderson ka at PACIFIC.NET
Fri Dec 5 23:14:56 GMT 2003

Res wrote:

> Jeff,
> On Fri, 5 Dec 2003, Jeff A. Earickson wrote:
>>   I ran Rickert's sendmail ruleset for about 6 hours yesterday, then
>>removed it and looked at the 500 sendmail rejects that it generated
>>for the "Fix reverse DNS" error.  I rejected emails from 364 unique
>>IP numbers.  I wrote a script to do a whois on these numbers and the
>>info was ugly.  Yes I was rejecting probable spam from APNIC, but I
>>also zapped a lot of stuff from other universities, McGraw-Hill books
>>and other publishers, Amazon (the original spammers!), IBM, the FAA (!),
>>etc.  I expect to hear some screaming about my experiment.
>>While I think this is a great idea in theory, in practice it does a
>>lot of collateral damage.  I'll let AOL reform the world before
> Can you explain why we should operate non compliant mail servers? JUST to
> get mail from other non complaint mail servers?

Is accepting mail from non-compliant servers non-compliant?

> Sure, RFC1912 is not law, but its there and its there for a good reason,
> so do we now start to ignore other RFC's ? or just the ones we dont like?
> When these people get all there bounced mails they soon get the picture,
> complain to their IT unit who in turn should get off there lazy asses and
> fix what should have been setup correctly in the first place!
> There are just too many lazy incompetant idiots in the IT industry.
> --
> Regards,
> Res
> Network Administrator
> Postmaster / Abusemaster / Flamemaster
>  Australian Hosting Services

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