This question already has an answer here:
- Best way to redirect in IIS 1 answer
Is there a way to enter a new register to route all the request to myhost.com to www.myhost.com in the dot net panel.
marked as duplicate by John Conde♦ Feb 18 '13 at 2:15
This question was marked as an exact duplicate of an existing question.
I believe the Dot Net Control Panel does not offer this feature and you will need add something like this to your current configuration.