Get referrer's controller name in MVC application

Following code retrieves referrer's controller name in .net MVC application:

   
 private string GetReferrerControlerName()
        {
            var fullUrl = this.Request.UrlReferrer.ToString();
            string url = fullUrl;

            var request = new HttpRequest(null, url, null);
            var response = new HttpResponse(new StringWriter());
            var httpContext = new HttpContext(request, response);

            var routeData = RouteTable.Routes.GetRouteData(new HttpContextWrapper(httpContext));

            var values = routeData.Values;
            string controllerName = values["controller"].ToString();

            return controllerName;
        }