diff --git a/src/Nancy/Owin/NancyMiddleware.cs b/src/Nancy/Owin/NancyMiddleware.cs
index 174ad39d27..c942df8909 100644
--- a/src/Nancy/Owin/NancyMiddleware.cs
+++ b/src/Nancy/Owin/NancyMiddleware.cs
@@ -82,7 +82,13 @@ public static MidFunc UseNancy(NancyOptions options = null)
                         
                         //Check if the webform is not present inthe path ".aspx"
                         //if present move to next
-                        if (owinRequestPath.ToLowerInvariant().Contains(".aspx")) return next.Invoke(environment);
+                        if (owinRequestPath.ToLowerInvariant().Contains(".aspx")
+                        || owinRequestPath.ToLowerInvariant().Contains(".asmx")
+                        || owinRequestPath.ToLowerInvariant().Contains(".ascx")
+                        || owinRequestPath.ToLowerInvariant().Contains(".ashx")
+                        || owinRequestPath.ToLowerInvariant().Contains(".asmx")
+                        || owinRequestPath.ToLowerInvariant().Contains(".asax")
+                        ) return next.Invoke(environment);
 
                         var serverClientIp = Get<string>(environment, "server.RemoteIpAddress");