こんにちは

gmail の場合

# telnet alt1.gmail-smtp-in.l.google.com. 25

220 mx.google.com ESMTP h50si4839765otd.240 - gsmtp

HELO ZENNO

250 mx.google.com at your service

MAIL FROM:<bounce@zenno.com>

250 2.1.0 OK h50si4839765otd.240 - gsmtp

RCPT TO:<detarame_daremotukattemasenyone@gmail.com>

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 h50si4839765otd.240 - gsmtp

RCPT TO:<zenno.com@gmail.com>

250 2.1.5 OK h50si4839765otd.240 - gsmtp

RCPT TO:<detarame_kwdbvuobworhailhviqhuioahviovh@gmail.com>

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 h50si4839765otd.240 - gsmtp

返信する