SMTP -> FROM SERVER:220 ns57.hostinglotus.net ESMTP Exim 4.97.1 Thu, 21 Nov 2024 20:26:12 +0700
SMTP -> FROM SERVER: 250-ns57.hostinglotus.net Hello ns57.hostinglotus.net [119.59.120.34] 250-SIZE 52428800 250-8BITMIME 250-PIPELINING 250-PIPECONNECT 250-AUTH PLAIN LOGIN 250-STARTTLS 250 HELP
SMTP -> FROM SERVER:250 OK
SMTP -> FROM SERVER:550 authentication required
SMTP -> ERROR: RCPT not accepted from server: 550 authentication required
SMTP Error: The following recipients failed: whoto@otherdomain.com