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:

  johnp@clinix.co.za
    host za-smtp-inbound-2.mimecast.co.za [41.74.197.210]
    SMTP error from remote mail server after end of data:
    554 Email rejected due to security policies - https://community.mimecast.com/docs/DOC-1369#554 [O0FFR4W7N0-CwifG2CCv1Q.za108]
  johnnyv@caxton.co.za
    host za-smtp-inbound-1.mimecast.co.za [41.74.193.210]
    SMTP error from remote mail server after RCPT TO:<johnnyv@caxton.co.za>:
    550 Invalid Recipient - https://community.mimecast.com/docs/DOC-1369#550 [TpGbWyBhO0qqCq1TCdMd_Q.za89]
  johnras@global.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<johnras@global.co.za>:
    550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl
    550 https://lookup.abusix.com/search?q=13.251.197.89
  johnpr@yebo.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<johnpr@yebo.co.za>:
    550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl
    550 https://lookup.abusix.com/search?q=13.251.197.89
  johnpfaff@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<johnpfaff@mweb.co.za>:
    550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl
    550 https://lookup.abusix.com/search?q=13.251.197.89
  johnpest@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<johnpest@mweb.co.za>:
    550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl
    550 https://lookup.abusix.com/search?q=13.251.197.89
  johnp@netdial.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<johnp@netdial.co.za>:
    550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl
    550 https://lookup.abusix.com/search?q=13.251.197.89
  johnoe@icon.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<johnoe@icon.co.za>:
    550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl
    550 https://lookup.abusix.com/search?q=13.251.197.89
  johnp@tfm.co.za
    host filter10.antispamcloud.com [130.117.54.106]
    SMTP error from remote mail server after end of data:
    550 High probability of spam
  johnoslfr@iafrica.com
    host nav-gateway.mweb.co.za [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<johnoslfr@iafrica.com>:
    550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl
    550 https://lookup.abusix.com/search?q=13.251.197.89
  johnp@ananzi.co.za
    host mx.cloudafrica.email [41.79.76.130]
    SMTP error from remote mail server after RCPT TO:<johnp@ananzi.co.za>:
    550 5.1.1 <johnp@ananzi.co.za>: Recipient address rejected:
    undeliverable address: host 10.0.35.24[10.0.35.24] said:
    550 Rejected - Invalid recipient address (in reply to RCPT TO command)
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From: "BEN JOHNSON" <mauve-patches@sourceware.org>
Subject: WARM REGARDS
Date: Mon, 29 Nov 2021 15:02:29 +0800
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