Mail delivery failed: returning message to sender

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

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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:

  jvanzyl@baxter.uct.ac.za
    retry timeout exceeded
  patrick.duncan@jhb.seaworld.co.za
    retry timeout exceeded
  vrooyme@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<vrooyme@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  vgreuncj@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<vgreuncj@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  westley.strooh@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<westley.strooh@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  turner@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<turner@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  vermaapa@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<vermaapa@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  vdsmitp@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<vdsmitp@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  vdossantos@veracity.co.za
    host veracity.co.za [162.0.210.37]
    SMTP error from remote mail server after RCPT TO:<vdossantos@veracity.co.za>:
    550 No Such User Here
  vets@tristar.co.za
    host tristar-co-za.mail.protection.outlook.com [104.47.19.110]
    SMTP error from remote mail server after RCPT TO:<vets@tristar.co.za>:
    550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [JN2ZAF01FT012.eop-zaf01.prod.protection.outlook.com]
  vaughan@theworldofgolf.co.za
    host theworldofgolf-co-za.mail.protection.outlook.com [104.47.1.36]
    SMTP error from remote mail server after RCPT TO:<vaughan@theworldofgolf.co.za>:
    550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [VE1EUR01FT060.eop-EUR01.prod.protection.outlook.com]
  tshepom@capacity.co.za
    host za-smtp-inbound-1.mimecast.co.za [41.74.193.201]
    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 [QrhOUuIPNUSjVyuAbQqjQg.za105]
  vernoni@nedbank.co.za
    host mxgw03.nedbank.co.za [168.142.192.37]
    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.
  terry@mbafs.co.za
    host mail.mbafs.co.za [129.232.138.10]
    SMTP error from remote mail server after RCPT TO:<terry@mbafs.co.za>:
    550 Unroutable address
  sulucas@ananzi.co.za
    host mx.cloudafrica.email [41.79.76.130]
    SMTP error from remote mail server after RCPT TO:<sulucas@ananzi.co.za>:
    550 5.1.1 <sulucas@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)
  yz125@ananzi.co.za
    host mx.cloudafrica.email [41.79.76.130]
    SMTP error from remote mail server after RCPT TO:<yz125@ananzi.co.za>:
    550 5.1.1 <yz125@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)
  jana.vanderwesthuizen@kpmg.co.za
    host mxa-00120b02.gslb.pphosted.com [67.231.156.124]
    SMTP error from remote mail server after RCPT TO:<jana.vanderwesthuizen@kpmg.co.za>:
    550 5.1.1 User Unknown
  woxholtn@opensoft.co.za
    host zimbra.opensoft.co.za [178.63.173.154]
    SMTP error from remote mail server after RCPT TO:<woxholtn@opensoft.co.za>:
    550 5.1.1 <woxholtn@opensoft.co.za>: Recipient address rejected:
    opensoft.co.za
  topinfope@epweb.co.za
    host postmaster5.netcon.co.za [196.3.115.53]
    SMTP error from remote mail server after RCPT TO:<topinfope@epweb.co.za>:
    550 5.1.1 <topinfope@epweb.co.za>... User unknown:
    Not found in the Valid Recipients Table
  absa.absv@memo.absa.co.za
    all hosts for 'memo.absa.co.za' have been failing for a long time (and retry time not reached)
  vzimba@mpsa.co.za
    all hosts for 'mpsa.co.za' have been failing for a long time (and retry time not reached)
  g9610620@campus.ru.ac.za
    host mx.ru.ac.za [146.231.128.53]
    SMTP error from remote mail server after RCPT TO:<g9610620@campus.ru.ac.za>:
    550 Invalid Rhodes University e-mail address:
    g9610620@campus.ru.ac.za
  g99r1087@campus.ru.ac.za
    host mx.ru.ac.za [146.231.128.53]
    SMTP error from remote mail server after RCPT TO:<g99r1087@campus.ru.ac.za>:
    550 Invalid Rhodes University e-mail address:
    g99r1087@campus.ru.ac.za
  vnaidoo@fnb.co.za
    host mx1.hc858-6.c3s2.iphmx.com [216.71.157.236]
    SMTP error from remote mail server after RCPT TO:<vnaidoo@fnb.co.za>:
    550 #5.1.0 Address rejected.
  pastoorbotha@absa.freemail.co.za
    all hosts for 'absa.freemail.co.za' have been failing for a long time (and retry time not reached)
  vjonck@prohealth.co.za
    host mail.prohealth.co.za [85.10.215.97]
    SMTP error from remote mail server after RCPT TO:<vjonck@prohealth.co.za>:
    550 Unroutable address
  te@pixie.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<te@pixie.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
  vsnyman@yebo.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<vsnyman@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
  wesboo@global.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<wesboo@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
  werner.jacobs@mcape.co.za
    host mcape-co-za.mail.protection.outlook.com [104.47.4.36]
    SMTP error from remote mail server after RCPT TO:<werner.jacobs@mcape.co.za>:
    550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [AM5EUR02FT043.eop-EUR02.prod.protection.outlook.com]
  traceyg@nedcor.co.za
    host mxgw03.nedbank.co.za [168.142.192.37]
    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.
  mpadre@webmail.co.za
    host mx.wmi2.net [62.210.139.249]
    SMTP error from remote mail server after RCPT TO:<mpadre@webmail.co.za>:
    550 5.1.1 <mpadre@webmail.co.za>: Recipient address rejected:
    User unknown in virtual mailbox table
  worldcupbid@galmail.co.za
    host mx.wmi2.net [62.210.139.249]
    SMTP error from remote mail server after RCPT TO:<worldcupbid@galmail.co.za>:
    550 5.1.1 <worldcupbid@galmail.co.za>: Recipient address rejected:
    User unknown in virtual mailbox table
  hajiera@webmail.co.za
    host mx.wmi2.net [62.210.139.249]
    SMTP error from remote mail server after RCPT TO:<hajiera@webmail.co.za>:
    550 5.1.1 <hajiera@webmail.co.za>: Recipient address rejected:
    User unknown in virtual mailbox table
  gamede@postino.up.ac.za
    host alt2.aspmx.l.google.com [142.250.115.26]
    SMTP error from remote mail server after RCPT TO:<gamede@postino.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 d3si13821359otu.86 - gsmtp
  vuyi.kona@inl.co.za
    host aspmx.l.google.com [142.251.10.27]
    SMTP error from remote mail server after RCPT TO:<vuyi.kona@inl.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 s78si15015004pgs.646 - gsmtp
  ulandie@cpb.co.za
    host host13.sagateway.co.za [129.232.166.10]
    SMTP error from remote mail server after RCPT TO:<ulandie@cpb.co.za>:
    550 5.1.1 sorry, no mailbox here by that name (chkuser)

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From: "BEN JOHNSON" <mauve-patches@sourceware.org>
To: Recipients <mauve-patches@sourceware.org>
Subject: WARM REGARDS
Date: Mon, 29 Nov 2021 13:09:17 +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