The original message was received at Wed, 23 Jun 2021 03:25:20 -0400 (EDT) from mx4.local [10.100.100.244] ----- The following addresses had permanent fatal errors ----- <anita.way@nyu.edu> (reason: 550-5.1.1 The email account that you tried to reach does not exist. Please try) ----- Transcript of session follows ----- ... while talking to aspmx.l.google.com.:

...

...

DATA <<< 550-5.1.1 The email account that you tried to reach does not exist. Please try <<< 550-5.1.1 double-checking the recipient's email address for typos or <<< 550-5.1.1 unnecessary spaces. Learn more at <<< 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser p142si6781184qka.328 - gsmtp 550 5.1.1 <anita.way@nyu.edu>... User unknown <<< 503 5.5.1 RCPT first. p142si6781184qka.328 - gsmtp