[84787] in North American Network Operators' Group

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Re: 209.68.1.140 (209.68.1.0 /24) blocked by bellsouth.net for SMTP

daemon@ATHENA.MIT.EDU (sigma@smx.pair.com)
Sat Sep 24 22:21:59 2005

From: sigma@smx.pair.com
In-Reply-To: <025001c5c172$e8885b10$0100000a@ka4udx> from Alan Spicer at "Sep 24, 5 09:46:11 pm"
To: nanog@nanog.org
Date: Sat, 24 Sep 2005 22:20:24 -0400 (EDT)
Errors-To: owner-nanog@merit.edu



> Bellsouth basically told me they were blocking Pair Networks because
> the percentage of spam vs non-spam is around 75 - 80%. They say
> they are communicating with them on this. Supposedly there was a
> conference telephone call this past Thursday 09-22-2005. BS says
> they must reduce this spam amount for the block to be removed.
> 
> Pair seems to think it is mostly domain customers forwarding their
> mailboxes to their BS dot Net email accounts.

Yes, this is quite clearly the case; there are dozens of mutual customers
who have forwarding rules setup.  We are not generating Spam to send to
Bellsouth; it's coming from somewhere else and then being forwarded.

I imagine that at some time in the future, forwarding e-mail might become
impractical, if receiving systems insist on parsing it as originated or
relayed Spam.

> This the first I've heard of BS having a 50/5 threshold limit.

Bellsouth has given us no statistics, no logs, no headers, not even a
timeframe for their vague claims.  We can clearly see from our side that we
are not generating nor relaying Spam.  But our customers can no longer
choose to forward their e-mail to Bellsouth.  It seems that Bellsouth is
restricting its customers.

Kevin


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