<%@ Page Language="C#" AutoEventWireup="true" Trace="true" TraceMode="SortByCategory" %> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <title>ASP.NET Diagnostic Page</title> </head> <body> <form id="form1" runat="server"> <h2>Environment Variables</h2> <pre> <table> <% var variables = Environment.GetEnvironmentVariables(); foreach (DictionaryEntry entry in variables) { Response.Write("<tr><td>"); Response.Write(entry.Key); Response.Write("</td><td>"); Response.Write(entry.Value); Response.Write("</td></tr>"); } %> </table> </pre> <h2>Misc</h2> <pre> Response.Filter = <%= Request.Filter.ToString() %> Request.ApplicationPath = <%= Request.ApplicationPath %> Request.PhysicalApplicationPath = <%= Request.PhysicalApplicationPath %> Request.PhysicalPath = <%= Request.PhysicalPath %> Request.UrlReferrer = <%= Request.UrlReferrer %> Request.UserLanguages = <%= string.Join(",", (Request.UserLanguages ?? new string[0])) %> </pre> </form> </body> </html>
Source: http://www.codeproject.com/Articles/229356/ASP-NET-Diagnostic-page-to-dump-ASP-NET-and-Enviro