Re: is listed by spamcop

From: Erik Mouw
Date: Wed Apr 21 2004 - 05:09:43 EST

On Wed, Apr 21, 2004 at 05:56:41PM +0900, Miles Bader wrote:
> Matti Aarnio <matti.aarnio@xxxxxxxxxxx> writes:
> > The only way to handle this is to have smarter people, who are always
> > vigilant enough to look deeply into the message headers and do realize
> > that some spam has leaked thru VGER's lists.
> I'm confused -- the spamcopy info page you listed implies that hosts are
> listed if they are an _open relay_, which is a completely different
> thing from `spam leaking though VGER's lists.'

Vger is not an open relay:

% telnet smtp
Connected to
Escape character is '^]'.
220 ZMailer Server 2.99.57-pre1 #11 ESMTP ready at Wed, 21 Apr 2004 05:56:30 -0400
EHLO expected "EHLO"
250-SIZE 0
250-X-RCPTLIMIT 10000
250 HELP
250 2.0.0 Ok (sourcechannel 'error' accepted) Ok
RCPT TO: <erik@xxxxxxxxxxxxxxxxxxxxx>
550 5.7.1 Your IP address [xx.xx.xx.xx] is not allowed to relay to email address <erik@xxxxxxxxxxxxxxxxxxxxx> via our server; MX rule

Spamcop is wrong. Some spammer targeted one of the lists on vger. That
doesn't make vger an open relay.

> If VGER actually is an open relay, that's very bad, but presumably
> something easily solved by the machine's maintainers. Some spam getting
> through to VGER list recipients, on the other hand, is just annoying
> (and certainly shouldn't be the cause of any blacklisting).
> The spamcop report page seems to say that the listings are due to user
> reports; could the real problem be clueless users who don't understand
> the difference above?



+-- Erik Mouw -- -- +31 70 370 12 90 --
| Lab address: Delftechpark 26, 2628 XH, Delft, The Netherlands
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