Mail delivery failed: returning message to sender

[Singnet Mail Delivery System]

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:

  kobie@proelectrical.co.za
    host mx1094259.spe.ucebox.co.za [41.76.215.3]
    SMTP error from remote mail server after RCPT TO:<kobie@proelectrical.co.za>:
    550 Unrouteable address
  kobied@chipbake.co.za
    host za-smtp-inbound-2.mimecast.co.za [41.74.197.210]
    SMTP error from remote mail server after RCPT TO:<kobied@chipbake.co.za>:
    550 Invalid Recipient - https://community.mimecast.com/docs/DOC-1369#550 [qJojwz-9P0Cf_zCOf_1ooQ.za140]
  Kobus@bos.co.za
    host iprise-mx-2.interprise.za.net [196.41.30.122]
    SMTP error from remote mail server after initial connection:
    550 5.5.0 Not allowed.
  kobie@gardenerross.co.za
    host mail-gateway03.imaginet.co.za [41.78.29.120]
    SMTP error from remote mail server after RCPT TO:<kobie@gardenerross.co.za>:
    550 5.1.1 <kobie@gardenerross.co.za>: Recipient address rejected:
    undeliverable address: host mx2.imaginet.co.za[41.78.29.101] said:
    550 Unknown recipient (Undeliverable) (in reply to RCPT TO command)
  kobie@jam.co.za
    host corpmx.worldonline.co.za [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<kobie@jam.co.za>:
    550 rejected because recipient verify failed -- user not found
  kobie@g5.co.za
    host g5-co-za.mail.protection.outlook.com [104.47.19.238]
    SMTP error from remote mail server after RCPT TO:<kobie@g5.co.za>:
    550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [CT2ZAF01FT016.eop-zaf01.prod.protection.outlook.com]
  koberholster@fnb.co.za
    host mx2.hc858-6.c3s2.iphmx.com [216.71.159.40]
    SMTP error from remote mail server after RCPT TO:<koberholster@fnb.co.za>:
    550 #5.1.0 Address rejected.
  koba@ghartzenberg.com
    host ghartzenberg-com.mail.protection.outlook.com [104.47.10.36]
    SMTP error from remote mail server after RCPT TO:<koba@ghartzenberg.com>:
    550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [DB5EUR03FT042.eop-EUR03.prod.protection.outlook.com]
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From: "BEN JOHNSON" <mauve-patches@sourceware.org>
Subject: WARM REGARDS
Date: Mon, 29 Nov 2021 15:12:32 +0800
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