[USC-CSEE] firewallgw.aquinas.edu Mail delivery failed : returning message to sender

[Mail Delivery System]

This message was created automatically by the SMTP relay on firewallgw.aquinas.edu.
  
A message that you sent could not be delivered to all of its recipients.
The following address(es) failed:

  blj001 at aquinas.edu
    all hosts for 'aquinas.edu' have been failing for a long time (and retry time not reached)
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From: "blj001 at aquinas.edu" <usc-csee at cs.hanyang.ac.kr>
Subject: Re:Pharmacy Online Without Prescription.Buy Viagra,Cialis,Levitra And More With Discount
Date: Fri, 13 Aug 2021 05:10:08 -0600
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