How to find Microsoft Tenant information using Microsoft Entra ID Portal

Article 2025-03-01

1. Log in to the Microsoft Entra ID Portal with your administrator account.
2. In the left-hand navigation pane, select Home.
3. Under the Overview tab, you will find the Tenant ID listed.
4. To find the primary and default domains, go to the Settings section in the left-hand navigation pane and select Domain names.
5. Here, you will see a list of all domains associated with your tenant. Default domain is typically the one that ends with onmicrosoft.com.

For more detailed information, you can refer to the official Microsoft documentation on Find your Microsoft 365 tenant ID.