How to obtain information about the URL that was last requested by the client

How to obtain information from the URL that was last requested by the client in asp.net:

Urlreferrer: is a URI object

Button Events in default1.aspx:

Response.Redirect ("Default2.aspx", false);

In the Page_Load event of the Default2.aspx page:

string str = Request.UrlReferrer.AbsolutePath; Get the absolute path of the URI
string str1 = Request.UrlReferrer.Authority; Get IP Address
String str2 = Request.UrlReferrer.AbsoluteUri; Get an absolute URI

Uri Myurl = request.urlreferrer;
Response.Write ("Referrer URL Port:" + Server.HTMLEncode (MyUrl.Port.ToString ()) + "<br>"); Port
Response.Write ("Referrer URL Protocol:" + Server.HTMLEncode (myurl.scheme) + "<br>"); Agreement

Response.Write (str+ "-" +str1+ "-" +str2);