1. Log into your SiteWorx account. (e.g.: www.example.com:2443/siteworx/ )
2. Under SiteWorx Menu, click the Hosting Features menu item if it is not already open.
3. Click the Domain menu item and then choose the Subdomain option.
4. Select the appropriate domain name you wish to delete under the
Existing Domains tab.
5. Click the
Delete button.
6. A confirmation window will appear. Click again on the
Delete button.
You should see a success message popping up, notifying you that your subdomain has been removed.