1 Sep
2023
1 Sep
'23
10:36 a.m.
The original message was received at Fri, 1 Sep 2023 01:31:45 -0700 from m0342463.ppops.net [127.0.0.1] ----- The following addresses had permanent fatal errors ----- <sharique@stanford.edu> (reason: 550 5.1.1 User Unknown) ----- Transcript of session follows ----- ... while talking to mxb-00000d03.gslb.pphosted.com.:
DATA <<< 550 5.1.1 User Unknown 550 5.1.1 <sharique@stanford.edu>... User unknown <<< 503 5.5.1 Need RCPT (recipient)