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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@royalkaroo.co.za
    host mx1.cpmx.co.za [169.239.218.2]
    SMTP error from remote mail server after end of data:
    550 High probability of spam
  info@sabusinesslistings.co.za
    host mail.sabusinesslistings.co.za [192.3.45.121]
    SMTP error from remote mail server after RCPT TO:<info@sabusinesslistings.co.za>:
    525 5.7.13 Disabled recipient address
  info@saairports.com
    host mail.saairports.com [41.204.200.25]
    SMTP error from remote mail server after RCPT TO:<info@saairports.com>:
    550 relay not permitted
  info@ryncon.co.za
    host mail-gateway.imaginet.co.za [41.78.29.100]
    SMTP error from remote mail server after RCPT TO:<info@ryncon.co.za>:
    550 5.1.1 <info@ryncon.co.za>: Recipient address rejected:
    undeliverable address: host mx2.imaginet.co.za[41.78.29.101] said:
    550 Unknown recipient (Undeliverable) (in reply to RCPT TO command)
  info@rusticarestaurant.co.za
    host dc-0d360a61e53d.rusticarestaurant.co.za [192.185.115.127]
    SMTP error from remote mail server after RCPT TO:<info@rusticarestaurant.co.za>:
    550-Please turn on SMTP Authentication in your mail client, or login to the
    550-IMAP/POP3 server before sending your message.  omr02.orchid.atmailcloud.com
    550-[13.251.164.127]:53794 is not permitted to relay through this server
    550 without authentication.
  info@royce-pharma.com
    host mx1.mschosting.com [72.18.130.39]
    SMTP error from remote mail server after end of data:
    550 High probability of spam