using System;

using System.Collections.Generic;

using System.Web;

using System.Web.UI;

using System.Linq;

using System.IO;

using System.Web.UI.WebControls;

using System.Net;   

​

public class Program

{

    public static void Main()

    {

        //GET

        string strurltest = String.Format(("http://api.timezonedb.com/v2.1/get-time-zone"));

        WebRequest requestObjGet = WebRequest.Create(strurltest);

        requestObjGet.Method = "GET";

        HttpWebResponse responseObjGet = null;

        responseObjGet = (HttpWebResponse)requestObjGet.GetResponse();

        string strresulttest = null;

        using (Stream stream = responseObjGet.GetResponseStream())

        {

            StreamReader sr = new StreamReader(stream);

            strresulttest = sr.ReadToEnd();

            sr.Close();

         }

    }

}