How to check Microsoft Azure AD tenant GUID


This article describes how to check the Azure AD tenant GUID.

  • The tenant GUID is an identifier that is used by Azure AD.

  • It is used in Gizmo WebUI SSO to ‘lock’ a WebUI to a Microsoft tenant.

  • The main (and unique) domain name associated to a tenant is based on domain (e.g.

  • Alternate domains can also be registered to your tenant (e.g


Through the Azure AD portal

Login with Azure AD administrator rights to

And under “Tenant information” this can be read and copied:

Using PowerShell

  • Run the following PowerShell command to get your tenant GUID.

  • Replace YOUROFFICE365DOMAIN with your domain.