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


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

  • Replace YOUROFFICE365DOMAIN with your domain.