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:

  kronstad@frols.com
    host krokus.frols.com [78.117.55.60]
    SMTP error from remote mail server after RCPT TO:<kronstad@frols.com>:
    550 No such user [Code: AL].
  krokodil@oribi.co.za
    host shared111.accountservergroup.com [162.215.249.76]
    SMTP error from remote mail server after RCPT TO:<krokodil@oribi.co.za>:
    550 No Such User Here"
  kronendal@eject.co.za
    host mailguard6.neotel.co.za [41.168.2.5]
    SMTP error from remote mail server after RCPT TO:<kronendal@eject.co.za>:
    554 5.7.1 <kronendal@eject.co.za>: Recipient address rejected:
    Access denied
  krout@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<krout@mweb.co.za>:
    550 rejected because recipient verify failed -- user not found
  krombek@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<krombek@mweb.co.za>:
    550 rejected because recipient verify failed -- user not found
  krobfett@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<krobfett@mweb.co.za>:
    550 rejected because recipient verify failed -- user not found
  kromvlfi@iafrica.com
    host nav-gateway.mweb.co.za [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<kromvlfi@iafrica.com>:
    550 rejected because recipient verify failed -- user not found
  krobb@gcs.co.za
    host mail.gcs.co.za [188.40.0.197]
    SMTP error from remote mail server after RCPT TO:<krobb@gcs.co.za>:
    550 Unroutable address
  kronel@rghs.wcape.school.za
    all hosts for 'rghs.wcape.school.za' have been failing for a long time (and retry time not reached)
  krnmay001@mail.uct.ac.za
    all hosts for 'mail.uct.ac.za' have been failing for a long time (and retry time not reached)
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Subject: WARM REGARDS
Date: Mon, 29 Nov 2021 15:13:19 +0800
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