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: jabu@phinc.co.za host mailx.phinc.co.za [102.132.13.98] SMTP error from remote mail server after RCPT TO:: 554 5.7.1 E-mail firewall rules determined that 13.251.162.251 is not allowed to send e-mail to (*)jabu@phinc.co.za. jabu@newvaalmotors.co.za host newvaalmotors-co-za.mail.protection.outlook.com [104.47.9.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [VE1EUR03FT021.eop-EUR03.prod.protection.outlook.com] jabhi.thusi@isover.co.za host mail4.saint-gobain.com [159.151.255.12] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 User Unknown jabdulla.wcpwcp01.wcdgwh01@pgwc.gov.za host pgwc-gov-za.mail.protection.outlook.com [104.47.10.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [DB5EUR03FT014.eop-EUR03.prod.protection.outlook.com]