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: dnwfrf@iafrica.com host nav-gateway.mweb.co.za [196.35.198.130] SMTP error from remote mail server after RCPT TO:: 550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl 550 https://lookup.abusix.com/search?q=13.251.197.89 dnvzyl@mweb.co.za host securemail-mx3.synaq.com [196.35.198.130] SMTP error from remote mail server after RCPT TO:: 550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl 550 https://lookup.abusix.com/search?q=13.251.197.89 dns-tech@themothercity.co.za host mail.themothercity.co.za [85.10.213.88] SMTP error from remote mail server after RCPT TO:: 550 Unroutable address dnsadmin@park.nom.za host mx.stackmail.com [185.151.28.67] SMTP error from remote mail server after RCPT TO:: 550-Mailbox does not exist. If this is a new account, please allow 30 minutes 550 for setup. dns-billing@ispdata.co.za host mail.ispdata.co.za [196.22.142.160] SMTP error from remote mail server after RCPT TO:: 550 Unroutable address dns-admin@wsinet.co.za host mail.wsinet.co.za [41.203.18.178] SMTP error from remote mail server after RCPT TO:: 550 Unroutable address dns-billing@cknet.co.za host mx1.emailsrvr.com [146.20.161.1] SMTP error from remote mail server after RCPT TO:: 554 5.7.1 ACL dns_rbl; Client host [13.251.197.89] blocked using sa-ip4tset.blagr.emailsrvr.com=127.22.0.2 Senderscore. Please visit https://senderscore.org/rtbl/ for more information on why this message could not be delivered (G31) dnr65chevy@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnr021@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnprnc@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnpickenns@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnparcescu@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnpaker5@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnotes@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnortonaz@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnolley2004@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnolininvest@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnolan@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnoelma@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnoahubi@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dno_mo@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnnysummers@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnnyruiz818@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnnyojeda@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnnynrmn@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnnykthtylr@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dnnyhns76@webmail.co.za host mx.wmi2.net [62.210.139.249] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table dns@coolweb.za.net host mx.coolmail.co.za [196.7.33.45] SMTP error from remote mail server after RCPT TO:: 550 , Recipient unknown dnortje@southdeep.co.za all hosts for 'southdeep.co.za' have been failing for a long time (and retry time not reached)