How to set up IIS so that you can stick another domain to n number of sites?

Question

Windows Server

There are domains a,b,c and domain d , how to make it so that when typing any of the sites {a,b,c,} i.e. http://{a,b,c,}/{magic} with the magic keyword, hit: if this is site a , then go to http://a/{magic} if b then http://b/{magic } and so on.
* of course, be d - subdomain - easier.

Answer 1

we create a site, and through virtual apps