Email Bounced Back
This is a list of the most common email bounce-back messages.
Mailbox is Full
From: Mail Delivery System <Mailer-Daemon@host.irsinternet.com>
Date: Mon, Nov 5, 2018 at 9:03 PM
Subject: Mail delivery failed: returning message to sender
To: <someemail@gmail.com>
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:
...