This message was created automatically by mail delivery software. A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed: artfen@mweb.co.za host securemail-mx3.synaq.com [196.35.198.130] SMTP error from remote mail server after RCPT TO:: 550-rejected because 13.251.245.207 is in a black list at 550-b.barracudacentral.org 550 http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207 artex@ananzi.co.za host mx.cloudafrica.email [41.79.76.130] SMTP error from remote mail server after RCPT TO:: 550 5.7.1 Service unavailable; client [13.251.245.207] blocked using b.barracudacentral.org artforyou@vodamail.co.za host mx1.vodamail.co.za [196.11.146.148] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in local recipient table artfel@absa.freemail.co.za all hosts for 'absa.freemail.co.za' have been failing for a long time (and retry time not reached)