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:

  g9731009@giraffe.ru.ac.za
    retry timeout exceeded
  Belinda.Stokes@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<Belinda.Stokes@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  vanstaden@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<vanstaden@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  wienerm@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<wienerm@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  visserra@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<visserra@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  vniekek@eskom.co.za
    host mx1.eskom.seagatestoragecloud.co.za [169.239.240.92]
    SMTP error from remote mail server after RCPT TO:<vniekek@eskom.co.za>:
    550-Callout verification failed:
    550 550 5.1.1 User unknown
  xtcacid@ananzi.co.za
    host mx.cloudafrica.email [41.79.76.130]
    SMTP error from remote mail server after RCPT TO:<xtcacid@ananzi.co.za>:
    550 5.1.1 <xtcacid@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)
  tumelo@hts.co.za
    host mail.hts.co.za [129.232.136.211]
    SMTP error from remote mail server after RCPT TO:<tumelo@hts.co.za>:
    550 Unroutable address
  wgro@dunlop.co.za
    host dunlop-co-za.mail.protection.outlook.com [104.47.23.74]
    SMTP error from remote mail server after RCPT TO:<wgro@dunlop.co.za>:
    550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [OS0JPN01FT011.eop-JPN01.prod.protection.outlook.com]
  icsa-webmaster@cs.up.ac.za
    host alt1.aspmx.l.google.com [173.194.202.27]
    SMTP error from remote mail server after RCPT TO:<icsa-webmaster@cs.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 lb8si33881278pjb.165 - gsmtp
  travel.travelexperience@galileosa.co.za
    host mail-gw2.pccc.co.za [3.64.82.161]
    SMTP error from remote mail server after RCPT TO:<travel.travelexperience@galileosa.co.za>:
    550 5.1.1 <travel.travelexperience@galileosa.co.za>:
    Recipient address rejected: undeliverable address:
    host 196.22.216.144[196.22.216.144] said: 550 5.1.1 <travel.travelexperience@galileosa.co.za>:
    Recipient address rejected: User unknown in virtual mailbox table (in reply to RCPT TO command)
  cathyl.gulliversbruma@galileosa.co.za
    host mail-gw2.pccc.co.za [3.64.82.161]
    SMTP error from remote mail server after RCPT TO:<cathyl.gulliversbruma@galileosa.co.za>:
    550 5.1.1 <cathyl.gulliversbruma@galileosa.co.za>:
    Recipient address rejected: undeliverable address:
    host 196.22.216.144[196.22.216.144] said: 550 5.1.1 <cathyl.gulliversbruma@galileosa.co.za>:
    Recipient address rejected: User unknown in virtual mailbox table (in reply to RCPT TO command)
  zanthis@wam.co.za
    host mx.spamexperts.com [130.117.53.188]
    SMTP error from remote mail server after RCPT TO:<zanthis@wam.co.za>:
    550 <zanthis@wam.co.za> No such user here
  tau-ceti@pixie.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<tau-ceti@pixie.co.za>:
    550 rejected because recipient verify failed -- user not found
  vermonts@global.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<vermonts@global.co.za>:
    550 rejected because recipient verify failed -- user not found
  tntcgm@yebo.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<tntcgm@yebo.co.za>:
    550 rejected because recipient verify failed -- user not found
  trevor@livsystems.co.za
    host mx1.tld-mx.com [169.239.218.4]
    SMTP error from remote mail server after RCPT TO:<trevor@livsystems.co.za>:
    550 No Such User Here"
  wesselp@agsa.co.za
    host tls.imss.mtnbusiness.co.za [196.31.215.14]
    SMTP error from remote mail server after RCPT TO:<wesselp@agsa.co.za>:
    554 5.7.1 <wesselp@agsa.co.za>: Recipient address rejected:
    Access denied
  vaness@nfmho.co.za
    all hosts for 'nfmho.co.za' have been failing for a long time (and retry time not reached)
  verushka.haripersad@fnbcommercial.co.za
    host mx2.hc858-6.c3s2.iphmx.com [216.71.159.51]
    SMTP error from remote mail server after RCPT TO:<verushka.haripersad@fnbcommercial.co.za>:
    550 #5.1.0 Address rejected.
  s98043677@student.up.ac.za
    host kendy.up.ac.za [137.215.101.101]
    SMTP error from remote mail server after RCPT TO:<s98043677@student.up.ac.za>:
    530 Relaying not allowed
  umnga@eci.co.za
    host mail.awe.co.za [156.38.139.242]
    SMTP error from remote mail server after RCPT TO:<umnga@eci.co.za>:
    550 5.1.1 <umnga@eci.co.za>: Recipient address rejected:
    User unknown in virtual alias table
  alex@biology.biol.wits.ac.za
    all hosts for 'biology.biol.wits.ac.za' have been failing for a long time (and retry time not reached)
  tuarussteel@cybertrade.co.za
    all hosts for 'cybertrade.co.za' have been failing for a long time (and retry time not reached)
  visagiejaco@cybertrade.co.za
    all hosts for 'cybertrade.co.za' have been failing for a long time (and retry time not reached)
  brngeo@mail.uct.ac.za
    all hosts for 'mail.uct.ac.za' have been failing for a long time (and retry time not reached)
  bkhkee@mail.uct.ac.za
    all hosts for 'mail.uct.ac.za' have been failing for a long time (and retry time not reached)
  jnxakh001@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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From: "BEN JOHNSON" <mauve-patches@sourceware.org>
To: Recipients <mauve-patches@sourceware.org>
Subject: WARM REGARDS
Date: Mon, 29 Nov 2021 13:08:34 +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