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: keith.wilkinson@tlb.co.za retry timeout exceeded keith@jurgens.ci.co.za host jurgens.ci.co.za [154.0.166.206] SMTP error from remote mail server after RCPT TO:: 550-Please turn on SMTP Authentication in your mail client. 550-omr02.orchid.atmailcloud.com [13.251.164.127]:56236 is not permitted to 550 relay through this server without authentication. Keith.Stanley@blackwell.co.uk host charon.blackwell.co.uk [213.177.248.122] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 : Recipient address rejected: User unknown in virtual alias table Keith.Stanley@dawsonbooks.co.uk host dawsonbooks-co-uk.mail.protection.outlook.com [104.47.20.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [CWLGBR01FT013.eop-gbr01.prod.protection.outlook.com] keith.Sinclair@DHL.com host mx1.dhl.iphmx.com [68.232.129.11] SMTP error from remote mail server after RCPT TO:: 550 #5.1.0 Address rejected. keith.saminathan@bmw.co.za host mx1.hc324-48.eu.iphmx.com [207.54.69.30] SMTP error from remote mail server after RCPT TO:: 550 #5.1.0 Address rejected. Keith.Poggenpoel@westerncape.gov.za host westerncape-gov-za.mail.protection.outlook.com [104.47.8.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [AM5EUR03FT056.eop-EUR03.prod.protection.outlook.com] keith.johnston@ksbpumps.co.za host mail.ksbpumps.co.za [41.203.18.66] SMTP error from remote mail server after RCPT TO:: 550 Unroutable address keith.peters@itq.co.za host itq-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) [VE1EUR03FT043.eop-EUR03.prod.protection.outlook.com] keith.jenkins@solm.org host smtpin.rzone.de [81.169.145.97] SMTP error from remote mail server after end of data: 550 5.7.1 Refused by local policy. No SPAM please! (B-EX 149500::1638170021-0000203E-C1726029/3/7341978249) see https://www.strato.com/faq/en_us/article/2420 keith.k.hatton@shell.co.za all hosts for 'shell.co.za' have been failing for a long time (and retry time not reached) keith.hay@datascope.co.za host datascope-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) [VE1EUR03FT032.eop-EUR03.prod.protection.outlook.com] keith.glenice@bigpond.com host extmail.bigpond.com [203.36.137.234] SMTP error from remote mail server after end of data: 558 5.7.1 6113335E1F842BDE Message content rejected due to suspected spam. IB703 keith.goosen@shoden.co.za all hosts for 'shoden.co.za' have been failing for a long time (and retry time not reached) Keith.Alexander@spar.co.za host spar-co-za.mail.protection.outlook.com [104.47.2.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [DB5EUR01FT043.eop-EUR01.prod.protection.outlook.com] keith@pxl.co.za host mail.pxl.co.za [196.22.142.209] SMTP error from remote mail server after RCPT TO:: 550 Unroutable address keith@sablehomes.co.za host mx1.improvmx.com [51.91.128.125] SMTP error from remote mail server after RCPT TO:: 550 5.1.9 Relay not permitted. (#id-5.9.2) - ImprovMX keith@lctt.co.za host lctt-co-za.mail.protection.outlook.com [104.47.6.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [VE1EUR02FT019.eop-EUR02.prod.protection.outlook.com] keith@imperialtoyota.co.za host imperialtoyota-co-za.mail.protection.outlook.com [104.47.6.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [VE1EUR02FT006.eop-EUR02.prod.protection.outlook.com] keith@inet.co.za all hosts for 'inet.co.za' have been failing for a long time (and retry time not reached)