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EduardoNZ's avatar
EduardoNZ
Brass Contributor
Aug 18, 2020

Teams connectivity issues due to missing DNS PTR records

Hi there, All of the Internet traffic from my corporate LAN has to traverse a web proxy, including traffic to Teams. Our web proxies allow connections to all URLs listed in the “Office 365 URLs an...
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LinusCansby's avatar
LinusCansby
MVP
Aug 18, 2020

Hi, 

Even if it is not recommended to use proxies for Teams traffic and if you anyway decides to use proxy you should reconsider that a couple if times. If you after reconsideration anyway decides to let Teams traffic go thru the proxy you should know that it probably will end up with problems, and think about it a couple of times extra.

 

So, nobody recommends Teams traffic to go thru a proxy. But the PTR records should be added, so that might help you a bit. Maybe ThereseSolimeno can get this to the correct people?

52.114.188.1      PTR doesn't exist

52.114.188.254  PTR doesn't exist

52.114.189.1      PTR doesn't exist

52.114.189.254  PTR doesn't exist

52.114.190.1      PTR doesn't exist

52.114.190.254  PTR doesn't exist

52.114.191.1      PTR doesn't exist

52.114.191.254  PTR doesn't exist

  • EduardoNZ's avatar
    EduardoNZ
    Brass Contributor
    Aug 18, 2020
    ThereseSolimeno I see that an answer has been marked, does it mean you were able to get this to the right team?
      • EduardoNZ's avatar
        EduardoNZ
        Brass Contributor
        Aug 18, 2020
        Thank you very much 🙂

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