From: "Customer Support " 
Subject: Email Server Alert!!!
Date: Sun, 9 Apr 2017 23:39:11 +0000

Email Server Alert

Dear abuse@isc.upenn.edu

As part of our new security feature, you are requested to register and 
link up your mobile phone number to your email account.

http://mail[.]server/abuse@isc.upenn.edu 


If you fail to register your mobile today, your email will be shutdown 
with further notice.

Source: Email Security Team


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