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: hasingo@egs.uct.ac.za host smtp1.csag.uct.ac.za [137.158.102.30] SMTP error from remote mail server after RCPT TO:: 550 relay not permitted hasret@azeurotel.com host mail.azeurotel.com [213.172.64.131] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table haselaup@dohngw.kzntl.gov.za host securemail-mx2.synaq.com [196.35.198.158] 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 Hasita.Lakhani@hotmail.com host hotmail-com.olc.protection.outlook.com [104.47.56.161] SMTP error from remote mail server after RCPT TO:: 550 5.5.0 Requested action not taken: mailbox unavailable (S2017062302). harylifcowitz@msn.com host msn-com.olc.protection.outlook.com [104.47.9.33] SMTP error from remote mail server after RCPT TO:: 550 5.5.0 Requested action not taken: mailbox unavailable (S2017062302). hary3535@localnft.com host eforward3.registrar-servers.com [162.255.118.51] SMTP error from remote mail server after RCPT TO:: 554 5.7.1 : Relay access denied Hasan.ERDOGAN@agrana.com host agrana-com.mail.protection.outlook.com [104.47.4.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [AM5EUR02FT003.eop-EUR02.prod.protection.outlook.com]