Ho appena fatto una mailing list e tre mail mi sono tornate indietro col seguente allegato. che significa?
Reporting-MTA: dns;blu0-omc3-s24.blu0.hotmail.com
Received-From-MTA: dns;BLU108-W52
Arrival-Date: Thu, 28 May 2009 03:33:05 -0700
Final-Recipient: rfc822;deardee@live.it
Action: failed
Status: 5.5.0
Diagnostic-Code: smtp;550 Requested action not taken: mailbox unavailable
Final-Recipient: rfc822;giovanatto@live.it
Action: failed
Status: 5.5.0
Diagnostic-Code: smtp;550 Requested action not taken: mailbox unavailable
Final-Recipient: rfc822;robschiv53@live.it
Action: failed
Status: 5.5.0
Diagnostic-Code: smtp;550 Requested action not taken: mailbox unavailable