Adding a custom domain

- [Speaker] In the last video … we learned that whenever we sign up … for an Azure subscription, … it automatically provisions a default directory … with a temporary domain … in the format emailstring.onmicrosoft.com. … In this clip, let's see why a temporary domain … is not good enough, … and why we need to add a custom domain … to our Azure AD tenant. … So let's get this straight, … can temporary domains be used for … production environments? … Well, theoretically, yes. … But practically there will be many issues. … All your usernames, email addresses, … sub-domains, and resource links … will have an emailstring.onmicrosoft.com … are banded to it … everywhere, as you can see on the screen. … It makes the URL unnecessarily longer, … unprofessional, and doesn't allow you to use … your own brand name anywhere in the domain name. … That's why in spite of the fact that … a temporary domain is publicly routable … it's not suitable for production environments. … Now, let's see how things change …