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Date:      Fri, 28 Mar 2003 10:53:43 -0800
From:      Victor Bondarenko <vpb@indite.org>
To:        Andrey Simonenko <simon@comsys.ntu-kpi.kiev.ua>, FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: System abused by spammer?
Message-ID:  <20030328105342.A3062@mail.telestream.com>
In-Reply-To: <20030328095106.GA663@bsdsi.homeunix.com>; from mm@bsdsi.com on Fri, Mar 28, 2003 at 10:51:06AM %2B0100
References:  <20030328090430.GA1262@bsdsi.homeunix.com.lucky.freebsd.questions> <200303280922.h2S9MJSC000454@pm514-9.comsys.ntu-kpi.kiev.ua> <20030328095106.GA663@bsdsi.homeunix.com>

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On Fri, Mar 28, 2003 at 10:51:06AM +0100, Martin Moeller wrote:
>     BTW, how can I check if somebody specifies me as his MX? ;-)

$ host -t mx theirdomainname.com

Will give you a list of the MX's they specified for their domain.  Of
course getting the spammers real domain is a bit more involved.

If you're still not sure if someone is relaying through your mail server:
http://www.geocities.com/spamresources/tools.htm#relay

Victor

-- 
vpb@indite.org



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