Scoped synchronization from Azure AD to your Azure AD DS managed domain
You can now choose which sets of user accounts should be synchronized into an Azure Active Directory Domain Services managed domain.
17/10/2018
On December 4th, 2020, the login.microsoftonline.com endpoint will be deprecated for accessing B2C tenants. Existing tenants will need to move onto B2Clogin.com before that date, and all functionality will remain the same on the B2Clogin.com endpoint.