North American Network Operators Group

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Re: trapdoor.merit.edu and other impatient Postfix mailers everywhere

  • From: Steven J. Sobol
  • Date: Thu Aug 02 13:59:13 2001

On Thu, 2 Aug 2001 [email protected] wrote:

> Apparently, the nameservers for the blackholes.mail-abuse.org and
> dialups.mail-abuse.org zones are overloaded (I get <10% ICMP_echo's
> back, and virtually never any DNS answers), causing a more than
> 60-second connection-established -> 220 Hello banner
> answering delay on typical Unix-based Sendmail (and other SMTP)
> servers with default DNS resolver timeouts.

Kai,

Just blackholes and dialups? Did you check relays? Or do you not use RSS?


-- 
JustThe.net LLC - Steve "Web Dude" Sobol, CTO - [email protected] 

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