im imagine this is common but why?

[abatis]

it seems the more i regularly submit, the more random emails that make absolutely no sense to a human being i get. i imagine most of you know the type of emails i get but for example:

Subject:
Delivery Notification: Delivery has failed
From:
"PITT.EDU Postmaster" <postmaster@pitt.edu> (Add as Preferred Sender)
Date: Sat, Jul 07, 2012 12:23 pm
To: TaniaB1AA5@paysites4free.com
This report relates to a message you sent with the following header fields:

Message-id: <20120712221544.4309D838EB871D741179@BASEL-PC>
Date: Thu, 12 Jul 2012 22:15:44 +0300
From: Alonzo <TaniaB1AA5@paysites4free.com>
To: surveys <surveys@oafa.pitt.edu>
Subject: Newsletter

Your message cannot be delivered to the following recipients:

Recipient address: surveys@oafa.pitt.edu
Reason: Remote SMTP server has rejected address
Diagnostic code: smtp;550 5.1.1 User unknown
Remote system: dns;pitt-ht-03.cssd.pitt.edu (TCP|136.142.11.140|46384|136.142.251.60|25)


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1 k Download

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1 k Download



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yeah it looks like a failed send notice, but i never sent them anything. i actually dont ever send any email from this account, its only used for submissions at this time. so why or what the point is idk.
its whatever, 'mark as spam and move on'


just thought id see if anyone knows anything?


oh , and the to address: TaniaB1AA5@paysites4free.com, doesn't exist. lol. idiots.
-abatis