get country, state and city of any ip address..

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Text;
using System.IO;
using System.Net;
using System.Text.RegularExpressions;
using System.Xml.Serialization;
using System.Xml;
public partial class _Default : System.Web.UI.Page
{
    DataClassesDataContext obj = new DataClassesDataContext();
    protected void Page_Load(object sender, EventArgs e)
    {   
        string ipaddress;
        ipaddress = Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
        if (ipaddress == "" || ipaddress == null)
           ipaddress = Request.ServerVariables["REMOTE_ADDR"];

        // If you run this project on your local host (your computer) then you need to uncomment the next line to avoid getting the UNKOWN IP address.
        // Otherwise, the next line should be commented out if you are running this project on a web server.
        ipaddress = "27.121.103.12";//india
        //ipaddress = "27.50.103.12";//japan
        //ipaddress = "202.138.79.255";//australia
        //ipaddress = "27.116.59.255";//afdhanistan
        //ipaddress = "46.19.231.255";//albania
        
            

        // Lookup geographic location using IP address
        XmlTextReader XmlRdr = GetLocation(ipaddress);

        if (XmlRdr != null)
        {
            while (XmlRdr.Read())
            {
                if (XmlRdr.Name.ToString() == "cityName")
                {
                    lblCity.Text = XmlRdr.ReadString().Trim();
                }
                if (XmlRdr.Name.ToString() == "regionName")
                {
                    lblRegion.Text = XmlRdr.ReadString().Trim();
                }
                if (XmlRdr.Name.ToString() == "countryName")
                {
                    lblCountry.Text = XmlRdr.ReadString().Trim();
                }
                if (XmlRdr.Name.ToString() == "countryCode")
                {
                    lblCountryCode.Text = XmlRdr.ReadString().Trim(); 
                }
                //if (XmlRdr.Name.ToString() == "zipCode")
                //{
                //    lblZip.Text = XmlRdr.ReadString().Trim();
                //}
                if (XmlRdr.Name.ToString() == "longitude")
                {
                    lblLong.Text = XmlRdr.ReadString().Trim();
                }
                if (XmlRdr.Name.ToString() == "latitude")
                {
                    lblLat.Text = XmlRdr.ReadString().Trim();
                }
                if (XmlRdr.Name.ToString() == "timeZone")
                {
                    lblTime.Text = XmlRdr.ReadString().Trim();
                }   
                lblIP.Text = ipaddress;
            }
            XmlRdr.Close();
        }
        else
        {
            lblIP.Text = "IP not Detected";
        }
    }

    private XmlTextReader GetLocation(string ipaddress)
    {
        // Register at ipinfodb.com for a free key and put it here
        string myKey = "Your Api key Here";

        //Create a WebRequest
        WebRequest rssReq = WebRequest.Create("http://api.ipinfodb.com/v3/ip-city/?key=" + myKey + "&ip=" + ipaddress + "&format=xml");

        //Create a Proxy
        WebProxy px = new WebProxy("http://api.ipinfodb.com/v3/ip-city/?key=" + myKey + "&ip=" + ipaddress + "&format=xml", true);

        //Assign the proxy to the WebRequest
        rssReq.Proxy = px;

        //Set the timeout in Seconds for the WebRequest
        rssReq.Timeout = 2000;
        try
        {
            //Get the WebResponse 
            WebResponse rep = rssReq.GetResponse();

            //Read the Response in a XMLTextReader
            XmlTextReader xtr = new XmlTextReader(rep.GetResponseStream());
            return xtr;

        }
        catch
        {
            return null;
        }
    }
    
}