.Net WebApi catch all route

webapiconfig.cs

config.Routes.MapHttpRoute(
  name: "CatchAll",
  routeTemplate: "{*.}",
  defaults: new { controller = "Default" }
);

public class DefaultController : ApiController
{
  [HttpGet]
  public HttpResponseMessage Get()
  {
    return NotFound("Not a valid endpoint");
  }
  
  [HttpPost]
  public HttpResponseMessage Post()
  {
    return NotFound("Not a valid endpoint");
  }
}