In Postfix's log I can see something lines like this: Sep 24 01:54:21 smtp01 postfix/smtp[22577]: 4A38422A536: to=< [email protected]>, relay=gmail-smtp-in.l.google.com[74.125.143.26]:25, delay=35, delays=33/0/0.85/0.73, dsn=2.0.0, status=sent (250 2.0.0 OK 1443074061 xf5si4002770lbb.93 - gsmtp)
or Sep 24 02:00:17 smtp01 postfix/smtp[24299]: 5001122A539: to=< [email protected]>, relay=gmail-smtp-in.l.google.com[64.233.162.26]:25, delay=12, delays=11/0/0.93/0.02, dsn=5.1.1, status=bounced (host gmail-smtp-in.l.google.com[64.233.162.26] said: 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/answer/6596 p21si4973053lfe.173 - gsmtp (in reply to RCPT TO command)) How can I get deliverability information from Postfix to use outside?
