This seems to have happened quite recently, and I'm hoping you can tell me how to solve this issue. If I'm not mistaken, all forwarders on my group's server that send to Shaw accounts (about half of them) are now bouncing back, with this error...
This message was created automatically by mail delivery software.
A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:
(ultimately generated from firstname.lastname@example.org)
SMTP error from remote mail server after initial connection:
554 Your connection from 18.104.22.168 has been rejected due to poor reputation.
------ This is a copy of the message, including all the headers. ------
Received: from mail-qa0-f54.google.com ([22.214.171.124]:33052)
by bs14-dallas.accountservergroup.com with esmtps (TLSv1:RC4-SHA:128)
for email@example.com; Tue, 10 Jun 2014 22:34:35 -0500
Received: by mail-qa0-f54.google.com with SMTP id v10so615418qac.27
for <firstname.lastname@example.org>; Tue, 10 Jun 2014 20:34:34 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
X-Received: by 10.224.87.130 with SMTP id w2mr1751304qal.5.1402457674352; Tue,
10 Jun 2014 20:34:34 -0700 (PDT)
Received: by 10.140.81.176 with HTTP; Tue, 10 Jun 2014 20:34:34 -0700 (PDT)
Date: Tue, 10 Jun 2014 20:34:34 -0700
Subject: Fwd: test - set to local
From: Mark Hood <email@example.com>
Content-Type: multipart/alternative; boundary=001a1133d5f67e0de804fb871f12