moderated Re: Cases of email address spoofing?


Arno Martens
 

Mon, 27 Nov 2017 05:19:01 -0800, "Linda" <lindon@thetravelzine.com>,
wrote:
Hi, My domain mail provider requires that mail be sent through my ISP, same as Jim's.  Linda

My Gmail is set as POP3 and I have a persona in my regular client for
that.
Just sent a reply to the above and it was rejected, as it should be, but
Google blames IO [;->)]:
=======================================
Subject: Delivery Status Notification (Failure)
From: Mail Delivery Subsystem <mailer-daemon@googlemail.com>
Date: Mon, 27 Nov 2017 05:35:45 -0800 (PST)

** Message not delivered **

Your message couldn't be delivered to main@beta.groups.io because the
remote server is misconfigured. See technical details below for more
information.

Learn more here: https://beta.groups.io/g/main/join
(Warning: This link will take you to a third-party site)

The response was:

500 Error: Your email address, ------@gmail.com, is not subscribed to
that group. To subscribe, send an email to
main+subscribe@beta.groups.io, or visit
https://beta.groups.io/g/main/join
==================================

Join main@beta.groups.io to automatically receive all group messages.