Handling Duplicate URLs in ASP.NET MVC: www vs non-www
Concerned about duplicate URLs in ASP.NET MVC? Take care of both www and non-www domains. .NET already provides the correct method to handle them. Using the UseRewriter middleware is the optimal approach. You can use AddRedirectToNonWww() or AddRedirectToWww() for this purpose. 👉 Adapted from my original post on LinkedIn .