IIS 7 and Above
Application Request Routing (ARR)
Prepend www to incoming domain.com is not working
Re: Prepend www to incoming domain.com is not working
Sep 20, 2019 05:40 PM|Yuk Ding|LINK
I mean you should change using:wildcard to using:regular expression. (.*) and ^ $ is regex expression format instead of wildcard expression format.
So if you change the expression type. the rule should start working.