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  carlok17@me.com
    host mx01.mail.icloud.com [17.42.251.10]
    SMTP error from remote mail server after pipelined end of data:
    554 5.7.1 [CS01] Message rejected due to local policy. Please visit https://support.apple.com/en-us/HT204137
  carlok17@icloud.com
    host mx01.mail.icloud.com [17.42.251.10]
    SMTP error from remote mail server after pipelined end of data:
    554 5.7.1 [CS01] Message rejected due to local policy. Please visit https://support.apple.com/en-us/HT204137
  CarloDB@TSHWANE.GOV.ZA
    host securemail-mx1.synaq.com [196.35.198.158]
    SMTP error from remote mail server after RCPT TO:<CarloDB@TSHWANE.GOV.ZA>:
    550-rejected because 13.251.197.89 is in a black list at combined.abusix.dnsbl
    550 https://lookup.abusix.com/search?q=13.251.197.89
  Carlos.GARCIA@agrana.com
    host agrana-com.mail.protection.outlook.com [104.47.5.36]
    SMTP error from remote mail server after RCPT TO:<Carlos.GARCIA@agrana.com>:
    550 5.4.1 Recipient address rejected: Access denied. AS(201806281) [HE1EUR02FT017.eop-EUR02.prod.protection.outlook.com]