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: j-m.zawodny@wanadoo.fr host smtp-in.orange.fr [193.252.22.65] SMTP error from remote mail server after RCPT TO:: 550 5.1.1 racImgVw54ngv Adresse d au moins un destinataire invalide. Invalid recipient. OFR_416 [416] izwe@sa-commercial.co.za host za-smtp-inbound-1.mimecast.co.za [41.74.197.201] SMTP error from remote mail server after RCPT TO:: 550 sip.invaluement.mimecast.org Blocked by ivmSIP and/or ivmSIP/24 - see https://www.invaluement.com/lookup/?item=52.221.55.32. - https://community.mimecast.com/docs/DOC-1369#550 [y_8-LZPoM9-EvdKgXa73tg.za10] j-astill-brown@dfid.gov.uk host dfid-gov-uk.mail.protection.outlook.com [104.47.5.36] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [HE1EUR02FT050.eop-EUR02.prod.protection.outlook.com] J@sappi.com host mx3.sappi.com [18.192.246.11] SMTP error from remote mail server after RCPT TO:: 554 5.7.1 Service unavailable; Client host [52.221.55.32] blocked using sip.invaluement.local; Blocked by ivmSIP and/or ivmSIP/24 - see https://www.invaluement.com/lookup/?item=52.221.55.32 j@jaws.co.za host jaws-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) [VE1EUR03FT003.eop-EUR03.prod.protection.outlook.com] izf@iafrica.com host nav-gateway.mweb.co.za [196.35.198.130] SMTP error from remote mail server after RCPT TO:: 550-rejected because 52.221.55.32 is in a black list at combined.abusix.dnsbl 550 https://lookup.abusix.com/search?q=52.221.55.32 izowa@mweb.co.za host securemail-mx3.synaq.com [196.35.198.130] SMTP error from remote mail server after RCPT TO:: 550-rejected because 52.221.55.32 is in a black list at combined.abusix.dnsbl 550 https://lookup.abusix.com/search?q=52.221.55.32 izellez@mweb.co.za host securemail-mx3.synaq.com [196.35.198.130] SMTP error from remote mail server after RCPT TO:: 550-rejected because 52.221.55.32 is in a black list at combined.abusix.dnsbl 550 https://lookup.abusix.com/search?q=52.221.55.32 ize@iburst.co.za host mailguard6.neotel.co.za [41.168.2.5] SMTP error from remote mail server after RCPT TO:: 554 5.7.1 Service unavailable; Client host [52.221.55.32] blocked using sip.invaluement.local; Blocked by ivmSIP and/or ivmSIP/24 - see https://www.invaluement.com/lookup/?item=52.221.55.32 izellv@nhra.co.za host nhra-co-za.mail.protection.outlook.com [104.47.19.238] SMTP error from remote mail server after RCPT TO:: 550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [CT2ZAF01FT016.eop-zaf01.prod.protection.outlook.com] izette.schouwstra@nwu.ac.za host utl-lnx2.nwu.ac.za [143.160.36.152] SMTP error from remote mail server after RCPT TO:: 550 5.0.0 ... User unknown