If you want to get the host name of the current URL from an action method in ASP.NET MVC project , you can use the Request.Url.Host property .
How to Get the Host Name of the Current URL in ASP.NET MVC ?
Below is a sample code snippet demonstrating how to get the host name of the current URL .
public ActionResult Index() { string hostAddress = this.Request.Url.Host; return View(); }