Description:
When posting or replying to arch-general mailing list, I receive a few minutes later this mail:
From : Gateway Subject: NDN
Body :
Sorry. Your message could not be delivered to:

kingeryj,FirstClass (The name was not found at the remote site. Check that
the name has been entered correctly.)

This ONLY happens with this list. I do not have this issue with other lists nor private emails.

Additional info: full header feom this email:

Delivered-To: arnaud.gaboury@gmail.com
Received: by 10.14.125.8 with SMTP id y8csp210125eeh;
Wed, 8 Aug 2012 00:14:37 -0700 (PDT)
Received: by 10.60.12.37 with SMTP id v5mr28223442oeb.25.1344410075855;
Wed, 08 Aug 2012 00:14:35 -0700 (PDT)
Return-Path: <>
Received: from fc.hssd.net (hsmail.k12.ar.us. [165.29.23.4])
by mx.google.com with ESMTP id s9si25464398oea.34.2012.08.08.00.14.35;
Wed, 08 Aug 2012 00:14:35 -0700 (PDT)
Received-SPF: neutral (google.com: 165.29.23.4 is neither permitted
nor denied by best guess record for domain of fc.hssd.net)
client-ip=165.29.23.4;
Authentication-Results: mx.google.com; spf=neutral (google.com:
165.29.23.4 is neither permitted nor denied by best guess record for
domain of fc.hssd.net) smtp.mail=
Message-id: <fc.0119ec44025ffb8a3b9aca0084edde75.25ffb8b@hssd.net>
Date: Wed, 08 Aug 2012 02:14:34 -0500
Subject: NDN:
X-Mailer: FirstClass 9.1 (build 9.207)
X-FC-Icon-ID: 2031
X-FC-SERVER-TZ: 10486504
X-FC-MachineGenerated: true
To: arnaud.gaboury@gmail.com
From: Gateway
MIME-Version: 1.0
Content-Type: multipart/alternative; boundary="--=_--025ffb8b.025ffb8a.cc47c25a"

This is a multi-part message in MIME format.

----=_--025ffb8b.025ffb8a.cc47c25a
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

I found an entry to this issue already back in 2010 :
http://pastebin.com/Wa8EKZgb

It seems Joey Kingery user has a host which is sending out weird responses. Please remove this user from the list.

* package version(s)
* config and/or log files etc.


Steps to reproduce: