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  • 1.  Mail delivery failed: returning message to sender

    Posted Aug 02, 2016 08:06 AM
    This message was created automatically by mail delivery software.
    
    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:
    
      user@domain.com
        host cluster5.us.messagelabs.com [216.82.250.51]
        SMTP error from remote mail server after initial connection:
        501 Connection rejected by policy [7.7] 10804, please visit www.messagelabs.com/support for more details about this error message.
      user@domain.com
        host cluster5.us.messagelabs.com [216.82.250.51]
        SMTP error from remote mail server after initial connection:
        501 Connection rejected by policy [7.7] 10804, please visit www.messagelabs.com/support for more details about this error message.

     

    Reporting-MTA: dns; altar30.supremepanel30.com
    
    Action: failed
    Final-Recipient: rfc822;user@domain.com
    Status: 5.0.0
    Remote-MTA: dns; cluster5.us.messagelabs.com
    Diagnostic-Code: smtp; 501 Connection rejected by policy [7.7] 10804, please visit www.messagelabs.com/support for more details about this error message.
    
    Action: failed
    Final-Recipient: rfc822;user@domain.com
    Status: 5.0.0
    Remote-MTA: dns; cluster5.us.messagelabs.com
    Diagnostic-Code: smtp; 501 Connection rejected by policy [7.7] 10804, please visit www.messagelabs.com/support for more details about this error message.
    

     

    Our Server IPs are:

     

    198.23.60.180

    198.23.61.195

     

    Thank you

    Rahmat Shah Masror



  • 2.  RE: Mail delivery failed: returning message to sender

    Posted Aug 03, 2016 08:38 AM

    Hello Rahmat,

    I am reviewing the IPs you provided. I will update you on my findings when I have more information.

    Regards,
        
    Ben Beaulieu
    Sr Technical Support Engineer



  • 3.  RE: Mail delivery failed: returning message to sender
    Best Answer

    Posted Aug 04, 2016 09:09 AM

    Hi Rahmat,

    The IPs have been reviewed and you should no longer have issues connecting to our infrastructure.

    Regards,
        
    Ben Beaulieu
    Sr Technical Support Engineer