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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:

  info@supremesheq.co.za
    host mx1662981.spe.ucebox.co.za [41.76.215.3]
    SMTP error from remote mail server after RCPT TO:<info@supremesheq.co.za>:
    550-Please turn on SMTP Authentication in your mail client.  spe12.ucebox.co.za
    550-[41.76.215.3]:40518 is not permitted to relay through this server without
    550 authentication.
  Info@symok.co.za
    host mx.symok.co.za [102.132.13.75]
    SMTP error from remote mail server after RCPT TO:<Info@symok.co.za>:
    554 5.7.1 E-mail firewall rules determined that 13.251.146.0 is not allowed to send e-mail to (*)info@symok.co.za.
  info@sylvaniaresources.com
    host d143348a.ess.barracudanetworks.com [209.222.82.255]
    SMTP error from remote mail server after end of data:
    550 permanent failure for one or more recipients (info@sylvaniaresources.com:blocked)
  info@sydsen.com
    host mx1.europeanmx.eu [130.117.53.188]
    SMTP error from remote mail server after end of data:
    550 High probability of spam
  info@svtech.com.my
    host mx1.filtermail.com.my [130.117.53.188]
    SMTP error from remote mail server after end of data:
    550 High probability of spam
  info@sutherlandtransport.co.za
    host spammx2.netwide.co.za [41.76.181.1]
    SMTP error from remote mail server after RCPT TO:<info@sutherlandtransport.co.za>:
    554 5.7.1 <info@sutherlandtransport.co.za>: Recipient address rejected:
    Access denied
  info@surgicalbliss.com
    host mail.surgicalbliss.com [196.22.142.12]
    SMTP error from remote mail server after RCPT TO:<info@surgicalbliss.com>:
    550 Unroutable address
  info@sunandsand.als.co.za
    host sunandsand.als.co.za [154.0.161.112]
    SMTP error from remote mail server after RCPT TO:<info@sunandsand.als.co.za>:
    550-Please turn on SMTP Authentication in your mail client.
    550-omr23.orchid.atmailcloud.com [13.251.146.0]:46506 is not permitted to relay
    550 through this server without authentication.
  info@sunshinetoilet.co.za
    host mx1.cpmx.co.za [169.239.218.4]
    SMTP error from remote mail server after end of data:
    550 High probability of spam
  info@suncirclegroup.com
    host smtp-m01.av-as.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 [iEAql286PluQY01Ur2rR6A.za51]