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:

  ci@acutts.co.za
    host mail4.databias.co.za [51.140.241.173]
    SMTP error from remote mail server after RCPT TO:<ci@acutts.co.za>:
    550 Matched sender IP in b.barracudacentral.org
  cib@nedbank.co.za
    host mxgw07.nedbank.co.za [168.142.192.80]
    SMTP error from remote mail server after DATA:
    550 #5.7.1 Your access to submit messages to this e-mail system has been rejected.
  ciccc@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<ciccc@mweb.co.za>:
    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
  cibsa@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<cibsa@mweb.co.za>:
    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
  cibis@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<cibis@mweb.co.za>:
    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
  cias@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<cias@mweb.co.za>:
    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
  ciaran.gray@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<ciaran.gray@mweb.co.za>:
    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
  cianfanelli@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<cianfanelli@mweb.co.za>:
    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
  ciaan@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<ciaan@mweb.co.za>:
    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
  cibadmin@enigmaweb.co.za
    host mail.enigmaweb.co.za [196.22.132.5]
    SMTP error from remote mail server after RCPT TO:<cibadmin@enigmaweb.co.za>:
    550 Unroutable address
  cic@saps.org.za
    host securemail-mx1.synaq.com [196.35.198.158]
    SMTP error from remote mail server after RCPT TO:<cic@saps.org.za>:
    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
  ciann.clark@msccruises.co.za
    host mxa-0038fb01.gslb.pphosted.com [185.183.29.136]
    SMTP error from remote mail server after RCPT TO:<ciann.clark@msccruises.co.za>:
    550 5.1.1 User Unknown
-------------- next part --------------
An embedded message was scrubbed...
From: "BEN JOHNSON" <mauve-patches@sourceware.org>
Subject: WARM REGARDS
Date: Mon, 29 Nov 2021 14:07:19 +0800
Size: 1722
URL: <https://sourceware.org/pipermail/mauve-patches/attachments/20211129/d280e379/attachment-0001.eml>