Mail delivery failed: returning message to sender

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

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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:

  admin@darululoomnewcastle.co.za
    host darululoomnewcastle.co.za [41.76.108.217]
    SMTP error from remote mail server after RCPT TO:<admin@darululoomnewcastle.co.za>:
    550 No Such User Here
  admin@darulnuman.com
    host root.darulnuman.com [110.4.45.141]
    SMTP error from remote mail server after RCPT TO:<admin@darulnuman.com>:
    550-"JunkMail rejected - omr17.orchid.atmailcloud.com [13.251.245.207]:50490 is
    550 in an RBL: http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207"
  admin@ctl.co.za
    host mail.ctl.co.za [173.249.3.245]
    SMTP error from remote mail server after RCPT TO:<admin@ctl.co.za>:
    550 No such person at this address.
  admin@broadcastlines.co.za
    host mx.spamexperts.com [130.117.54.106]
    SMTP error from remote mail server after end of data:
    550 High probability of spam
  admin@cco.my
    host cco.my [124.217.255.212]
    SMTP error from remote mail server after RCPT TO:<admin@cco.my>:
    550 No Such User Here
  admin@criticallights.com
    all hosts for 'criticallights.com' have been failing for a long time (and retry time not reached)
  admin@craill.co.za
    host aspmx.l.google.com [74.125.24.26]
    SMTP error from remote mail server after RCPT TO:<admin@craill.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 y18si12731697plb.365 - gsmtp
  admin@chemdyes.com.my
    host mx1.awania.net [103.51.43.161]
    SMTP error from remote mail server after end of data:
    554 Sending address not accepted due to spam filter
  admin@cintindex.com
    host cintindex-com.mail.protection.outlook.com [104.47.0.36]
    SMTP error from remote mail server after RCPT TO:<admin@cintindex.com>:
    550 5.7.51 TenantInboundAttribution; There is a partner connector configured that matched the message's recipient domain. The connector had either the RestrictDomainsToIPAddresses or RestrictDomainsToCertificate set [HE1EUR01FT021.eop-EUR01.prod.protection.outlook.com]
  admin@celpaving.co.za
    host mailguard7.neotel.co.za [41.168.2.8]
    SMTP error from remote mail server after RCPT TO:<admin@celpaving.co.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@cdy.co.za
    host cdy.co.za [169.239.217.27]
    SMTP error from remote mail server after RCPT TO:<admin@cdy.co.za>:
    550 No Such User Here"
  admin@cooldev.co
    host ALT4.ASPMX.L.GOOGLE.COM [142.250.152.27]
    SMTP error from remote mail server after RCPT TO:<admin@cooldev.co>:
    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 k8si23905470jav.109 - gsmtp
  admin@cansea.net
    host cansea.net [220.158.201.110]
    SMTP error from remote mail server after RCPT TO:<admin@cansea.net>:
    550 Email blocked by b.barracudacentral.org
  admin@carline.co.za
    host mail.carline.co.za [144.76.104.232]
    SMTP error from remote mail server after RCPT TO:<admin@carline.co.za>:
    550 5.1.1 <admin@carline.co.za>: Recipient address rejected:
    User unknown in virtual alias table
  admin@cal.org.za
    host mx01a-za.hornetsecurity.com [129.232.203.90]
    SMTP error from remote mail server after RCPT TO:<admin@cal.org.za>:
    550 5.1.1 <admin@cal.org.za>: Recipient address rejected:
    undeliverable address: host aspmx.l.google.com[108.177.15.26] said:
    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 p16si17952530wrt.872 - gsmtp (in reply to RCPT TO command)
  admin@dagbreekps.wcape.school.za
    host ochre.school.za [197.157.95.69]
    SMTP error from remote mail server after RCPT TO:<admin@dagbreekps.wcape.school.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@chrishaniss.wcape.school.za
    host ochre.school.za [197.157.95.69]
    SMTP error from remote mail server after RCPT TO:<admin@chrishaniss.wcape.school.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@cavalleriaps.wcape.school.za
    host ochre.school.za [197.157.95.69]
    SMTP error from remote mail server after RCPT TO:<admin@cavalleriaps.wcape.school.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@bulumko.wcape.school.za
    host ochre.school.za [197.157.95.69]
    SMTP error from remote mail server after RCPT TO:<admin@bulumko.wcape.school.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@brooklandsps.wcape.school.za
    host ochre.school.za [197.157.95.69]
    SMTP error from remote mail server after RCPT TO:<admin@brooklandsps.wcape.school.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@bwesvbs.wcape.school.za
    host mopani.school.za [197.157.95.68]
    SMTP error from remote mail server after RCPT TO:<admin@bwesvbs.wcape.school.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@clecacademy.com
    host 1-grid-mx01.co.za [41.185.250.80]
    SMTP error from remote mail server after RCPT TO:<admin@clecacademy.com>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@capecladding.com
    host 1-grid-mx01.co.za [41.185.250.80]
    SMTP error from remote mail server after RCPT TO:<admin@capecladding.com>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@buymycars.co.za
    host 1-grid-mx01.co.za [41.185.250.80]
    SMTP error from remote mail server after RCPT TO:<admin@buymycars.co.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207
  admin@brightivory.co.za
    host 1-grid-mx01.co.za [41.185.250.80]
    SMTP error from remote mail server after RCPT TO:<admin@brightivory.co.za>:
    554 5.7.1 Service unavailable; Client host [13.251.245.207] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=13.251.245.207

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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 13:43:30 +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