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  fp@ankercoal.co.za
    host mail.ankercoal.co.za [197.221.14.21]
    SMTP error from remote mail server after RCPT TO:<fp@ankercoal.co.za>:
    550 Unroutable address
  foziec@sanlamconnect.co.za
    host za-smtp-inbound-2.mimecast.co.za [41.74.193.210]
    SMTP error from remote mail server after RCPT TO:<foziec@sanlamconnect.co.za>:
    550 Invalid Recipient - https://community.mimecast.com/docs/DOC-1369#550 [-oUVPNHEPDSm1qjBYO6lEQ.za83]
  foxynose@mweb.co.za
    host securemail-mx3.synaq.com [196.35.198.130]
    SMTP error from remote mail server after RCPT TO:<foxynose@mweb.co.za>:
    550 rejected because recipient verify failed -- user not found