… и ### — админы, что используют DNSBL. Забанили Гугл :)
From: Mail Delivery Subsystem <[email protected]>
This is an automatically generated Delivery Status Notification
Delivery to the following recipient failed permanently:
Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the recipient domain. We recommend contacting the other email provider for further information about the cause of this error. The error that the other server returned was: 550 550-Host is listed in t1.dnsbl.net.au. See 550 http://dnsbl.net.au/lookup/?18.104.22.168 (state 14).