Mail delivery failed: returning message to sender

[Singnet Mail Delivery System <noreply@singnet.com.sg>]

[-- Attachment #1: Type: text/plain, Size: 7039 bytes --]

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:

  yolisa.silinga@nightingaleassociates.co.za
    retry timeout exceeded
  pellis@mail.icon.co.za
    retry timeout exceeded
  g91p4630@giraffe.ru.ac.za
    retry timeout exceeded
  yolandaa@nedbank.co.za
    host mxgw11.nedbank.co.za [168.142.192.136]
    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.
  JFick@Saco.co.za
    host smtpout1.cicts.co.za [41.193.90.3]
    SMTP error from remote mail server after end of data:
    550 Message refused by MailMarshal SpamProfiler
  Arianna.B@neotel.co.za
    host eu-smtp-inbound-2.mimecast.com [195.130.217.211]
    SMTP error from remote mail server after RCPT TO:<Arianna.B@neotel.co.za>:
    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 [U0B2Sl1HOryKPiqbE0gv2w.uk142]
  vickeynaidoo@mondishanduka.co.za
    all hosts for 'mondishanduka.co.za' have been failing for a long time (and retry time not reached)
  www.goodill@intecom.co.za
    host aspmx.l.google.com [74.125.24.26]
    SMTP error from remote mail server after RCPT TO:<www.goodill@intecom.co.za>:
    550-5.1.1 The email account that you tried to reach does not exist. Please try
    550-5.1.1 double-checking the recipient's email address for typos or
    550-5.1.1 unnecessary spaces. Learn more at
    550 5.1.1  https://support.google.com/mail/?p=NoSuchUser o2si8375823pla.52 - gsmtp
  usparrow@schneider.co.za
    host cluster3.eu.messagelabs.com [85.158.142.99]
    SMTP error from remote mail server after end of data:
    553-Message filtered. Refer to the Troubleshooting page at
    553-https://knowledge.broadcom.com/external/article?legacyId
    553 =TECH246726 for more information. (#5.7.1)
  tisha@uninet.co.za
    host mail.uninet.co.za [196.22.132.135]
    SMTP error from remote mail server after RCPT TO:<tisha@uninet.co.za>:
    550 Unroutable address
  Dr.donaldzuma@hotmail.co.za
    host eur.olc.protection.outlook.com [104.47.9.33]
    SMTP error from remote mail server after RCPT TO:<Dr.donaldzuma@hotmail.co.za>:
    550 5.5.0 Requested action not taken: mailbox unavailable (S2017062302).
  g99m0845@campus.ru.ac.za
    host mx.ru.ac.za [146.231.128.53]
    SMTP error from remote mail server after RCPT TO:<g99m0845@campus.ru.ac.za>:
    550 Invalid Rhodes University e-mail address:
    g99m0845@campus.ru.ac.za
  naude@mail.picturenet.co.za
    host picturenet.co.za [102.221.100.202]
    SMTP error from remote mail server after RCPT TO:<naude@mail.picturenet.co.za>:
    550 5.1.1 <naude@mail.picturenet.co.za>: Recipient address rejected:
    User unknown in local recipient table
  tvstanden@matrix.co.za
    host matrix-co-za.mail.protection.outlook.com [104.47.4.36]
    SMTP error from remote mail server after RCPT TO:<tvstanden@matrix.co.za>:
    550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [AM5EUR02FT049.eop-EUR02.prod.protection.outlook.com]
  tumelol@bks.co.za
    host mxa-00219703.gslb.pphosted.com [148.163.141.87]
    SMTP error from remote mail server after RCPT TO:<tumelol@bks.co.za>:
    550 5.1.1 User Unknown
  tanteh@ananzi.co.za
    host mx.cloudafrica.email [41.79.76.130]
    SMTP error from remote mail server after RCPT TO:<tanteh@ananzi.co.za>:
    550 5.7.1 Service unavailable; client [52.221.55.32] blocked using b.barracudacentral.org
  wikus.d.klerk@cumulus.co.za
    host mail.cumulus.co.za [197.221.2.4]
    SMTP error from remote mail server after RCPT TO:<wikus.d.klerk@cumulus.co.za>:
    550 Unroutable address
  torr@pixie.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<torr@pixie.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
  sutties@netactive.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<sutties@netactive.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
  toopers@worldonline.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<toopers@worldonline.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
  vincent.maja@xps.cfgrp.co.za
    host in.hes.trendmicro.eu [52.58.62.239]
    SMTP error from remote mail server after RCPT TO:<vincent.maja@xps.cfgrp.co.za>:
    554 5.7.1 <vincent.maja@xps.cfgrp.co.za>: Recipient address rejected:
    NO-DOMAIN.
  cnel@hakuna.up.ac.za
    host alt1.aspmx.l.google.com [173.194.202.26]
    SMTP error from remote mail server after RCPT TO:<cnel@hakuna.up.ac.za>:
    550-5.1.1 The email account that you tried to reach does not exist. Please try
    550-5.1.1 double-checking the recipient's email address for typos or
    550-5.1.1 unnecessary spaces. Learn more at
    550 5.1.1  https://support.google.com/mail/?p=NoSuchUser np7si13446385pjb.75 - gsmtp
  didi@postino.up.ac.za
    host aspmx.l.google.com [74.125.24.26]
    SMTP error from remote mail server after RCPT TO:<didi@postino.up.ac.za>:
    550-5.2.1 The email account that you tried to reach is disabled. Learn more at
    550 5.2.1  https://support.google.com/mail/?p=DisabledUser g11si16141807pll.19 - gsmtp
  webmaster@seardel.co.za
    host securemail-mx1.synaq.com [196.35.198.158]
    SMTP error from remote mail server after RCPT TO:<webmaster@seardel.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
  zikhona.zuzile@impilo.ecprov.gov.za
    host securemail-mx1.synaq.com [196.35.198.158]
    SMTP error from remote mail server after RCPT TO:<zikhona.zuzile@impilo.ecprov.gov.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
  willem@johnriley.co.za
    host mx1.improvmx.com [51.91.128.110]
    SMTP error from remote mail server after RCPT TO:<willem@johnriley.co.za>:
    550 5.1.9 Relay not permitted. (#id-5.9.2) - ImprovMX
  rddlea@mail.uct.ac.za
    all hosts for 'mail.uct.ac.za' have been failing for a long time (and retry time not reached)
  knxmay001@mail.uct.ac.za
    all hosts for 'mail.uct.ac.za' have been failing for a long time (and retry time not reached)
  trudlkrauss@internet-sa.co.za
    host mail.internet-sa.co.za [102.130.17.135]
    SMTP error from remote mail server after RCPT TO:<trudlkrauss@internet-sa.co.za>:
    550 5.1.1 <trudlkrauss@internet-sa.co.za> User unknown; rejecting

[-- Attachment #2: Type: message/delivery-status, Size: 6419 bytes --]

[-- Attachment #3: Type: message/rfc822, Size: 1680 bytes --]

From: "BEN JOHNSON" <mauve-patches@sourceware.org>
To: Recipients <mauve-patches@sourceware.org>
Subject: WARM REGARDS
Date: Mon, 29 Nov 2021 13:23:56 +0800

Good Day,
 An exhaustive and meticulous search was conducted and it is in connection with this search that I'm writing to you today base on your surname which you share with a client that is now deceased. Revert back to me for more details to be given to you. 
 Sincerely,
Barr Ben Johnson