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kirkz's avatar
kirkz
Copper Contributor
Nov 13, 2025
Solved

AuthServer in Exchange Online

The result of Get-AuthServer is different between on-prem and EXO. The list of objects from EXO get-authserver includes some "IssuerIdentifiers" that include a "{tenantid}" pattern. Was this supposed...
2016
exchange online
Exchange Server
hybrid
  • kirkz's avatar
    kirkz
    Nov 17, 2025

    Thank you for this! I have seen this document, it confirms the Exchange Server side of the issue.

    It turns out I got the answer I needed in a different way:

    I asked Copilot, and it hallucinated so thoroughly (and confidently) that I was able to figure out a trustworthy answer by implication. The Exchange Online Authorization Servers have a "{tenantid}" identifier in them by design, I think that's the way they appear for all tenants. I think I remember reading that this was possible, but some time ago.

kirkz's avatar
kirkz
Copper Contributor
Nov 17, 2025

Thank you for this! I have seen this document, it confirms the Exchange Server side of the issue.

It turns out I got the answer I needed in a different way:

I asked Copilot, and it hallucinated so thoroughly (and confidently) that I was able to figure out a trustworthy answer by implication. The Exchange Online Authorization Servers have a "{tenantid}" identifier in them by design, I think that's the way they appear for all tenants. I think I remember reading that this was possible, but some time ago.

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