Explore onmicrosoft.com and custom domains

- [Instructor] You may have come across a special domain … called onmicrosoft.com. … Let's explore where this name comes from … and how you can set up your own organizational domain … with Microsoft 365. … When subscribing to Office 365 or Microsoft 365, … you'll be given a default tenant account … that will end in onmicrosoft.com. … For example, the default email address … in this domain would be [email protected] … You can think of the onmicrosoft.com domain … as an umbrella domain, with thousands of sub-domains, … one created for each subscription. … Most organizations will want to personalize … their subscription my using their own … company domain name, which will then be used … in their email addresses, websites, … and SharePoint Online team sites. … During the setup process, the onboarding wizard … will help you to add your own custom domain name … to your tenant. … Once your custom domain name has been added … to your tenancy, the email addresses … will now look like [email protected] …