I can block these messages?
PHP:
Event: failure error
User: username
Domain: virtualhost
Sender: [email protected]
Sent Time: Aug 6, 2013 1:33:13 PM
Sender Host: localhost
Sender IP: 127.0.0.1
Authentication: dovecot_login
Spam Score:
Recipient: [email protected]
Delivered To:
Delivery User:
Delivery Domain:
Router: lookuphost
Transport: remote_smtp
Out Time: Aug 6, 2013 1:33:13 PM
ID: 1V6fVd-0001Tv-Kj
Delivery Host: mta6.am0.yahoodns.net
Delivery IP: 63.250.192.46
Size: 1.81 KB
Result: SMTP error from remote mail server after end of data: host mta6.am0.yahoodns.net [63.250.192.46]: 554 delivery error: dd This user doesn't have a ymail.com account ([email protected]) [0] - mta1651.mail.gq1.yahoo.com