Asked MS to whitelist my mail server. Got back a reply that I don't understand. Can anybody toss me a...

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Asked MS to whitelist my mail server. Got back a reply that I don't understand. Can anybody toss me a clue?


How do I fix an “invalid” SMTP server issue?Can I hide the expanded alias in a bounce message?Some senders from external domains receiving “User Unknown” ErrorsCan't connect to SMTP over 587Gratuitous CRLF in Subject: line - why is it there, and is it legal?Bounce message from gsmtp - weird message pathSending mail from PHP gives Unrouteable addressPostfix - SMTP mail delivery failed with “Connection timed out” errorSMTP recipient callout using static sender addressSteps to take after my ISP added custom rDNS (PTR) record for an IP address that I use for my Postfix mail server






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Text is below.



I have no idea what this means. Did they do something? Do I need to do something?





Please note that your ticket number is in the subject line of this mail.



nnn.nnn.nnn.nnn/32 (nnn.nnn.nnn.nnn is my mail server's IP Address)



Note: Errors are unlikely, however, if an error is indicated, please resubmit the specific IP or IP range.



Thank you,









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    0















    Text is below.



    I have no idea what this means. Did they do something? Do I need to do something?





    Please note that your ticket number is in the subject line of this mail.



    nnn.nnn.nnn.nnn/32 (nnn.nnn.nnn.nnn is my mail server's IP Address)



    Note: Errors are unlikely, however, if an error is indicated, please resubmit the specific IP or IP range.



    Thank you,









    share







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      0












      0








      0








      Text is below.



      I have no idea what this means. Did they do something? Do I need to do something?





      Please note that your ticket number is in the subject line of this mail.



      nnn.nnn.nnn.nnn/32 (nnn.nnn.nnn.nnn is my mail server's IP Address)



      Note: Errors are unlikely, however, if an error is indicated, please resubmit the specific IP or IP range.



      Thank you,









      share







      New contributor




      PushfPopf is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      Text is below.



      I have no idea what this means. Did they do something? Do I need to do something?





      Please note that your ticket number is in the subject line of this mail.



      nnn.nnn.nnn.nnn/32 (nnn.nnn.nnn.nnn is my mail server's IP Address)



      Note: Errors are unlikely, however, if an error is indicated, please resubmit the specific IP or IP range.



      Thank you,







      smtp





      share







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      PushfPopf is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      share



      share






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      asked 7 mins ago









      PushfPopfPushfPopf

      1012




      1012




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