Reporting-MTA: dns; server.dns-principal.com Action: failed Final-Recipient: rfc822;seese.mora@googlemail.com Status: 5.0.0 Remote-MTA: dns; gmail-smtp-in.l.google.com Diagnostic-Code: smtp; 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. For more information, go to 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser 3f1490d57ef6-dff045e1da8si1852918276.96 - gsmtp