Viewing the subdomain list
The subdomain page displays a list of all the subdomains added to and managed by your site.
Open the Site Administrator Home page.
On the IIS Web Service page, click Subdomains.
On this page you can perform various tasks and view the following information:
Name: This is the name of the subdomain. The parent domain name (displayed next to the text box) is appended to the subdomain.
On the Subdomain List page you can:
Find information by searching, sorting, or using page controls.
Click the Add Subdomain tab, to add a new subdomain.
Click the Remove tab, to remove the subdomain.