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  div@dcconstruction.co.za
    host mail.dcconstruction.co.za [102.67.141.101]
    SMTP error from remote mail server after RCPT TO:<div@dcconstruction.co.za>:
    550 No Such User Here"
  div-trainingmic@saps.org.za
    host securemail-mx1.synaq.com [196.35.198.158]
    SMTP error from remote mail server after RCPT TO:<div-trainingmic@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
  distributionSup@Tshwane.Gov.za
    host securemail-mx1.synaq.com [196.35.198.158]
    SMTP error from remote mail server after RCPT TO:<distributionSup@Tshwane.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
  ditholo.dotholo@gmail.com
    host alt1.gmail-smtp-in.l.google.com [173.194.202.26]
    SMTP error from remote mail server after RCPT TO:<ditholo.dotholo@gmail.com>:
    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 a7si16599313pjw.73 - gsmtp
  DithungK@out.co.za
    host za-smtp-inbound-1.mimecast.co.za [41.74.193.201]
    SMTP error from remote mail server after RCPT TO:<DithungK@out.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 [uEhH87GHM0mfrSnT9In0yQ.za95]
  Distributorskcaravan@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<Distributorskcaravan@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
  distributionservices@momentum.co.uk
    host eu-smtp-inbound-2.mimecast.com [195.130.217.201]
    SMTP error from remote mail server after RCPT TO:<distributionservices@momentum.co.uk>:
    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 [We9xkJCfNBesJPzL6AOwGg.uk260]