httpsender.cs

namespace Geocoding
{
    class HttpRequestSender
    {
        public HttpResponseObject SendHttpRequest(string url, Stopwatch watch)
        {
            IPEndPoint remoteIp = null;
            HttpWebRequest request = (HttpWebRequest) WebRequest.Create(url);
            request.ServicePoint.BindIPEndPointDelegate = delegate(ServicePoint servicePoint, IPEndPoint remoteEndPoint, int retryCount)
            {
                Console.WriteLine(remoteEndPoint);
                remoteIp = remoteEndPoint;
                return null;
            };
            watch.Start();
            HttpWebResponse response = (HttpWebResponse) request.GetResponse();
            watch.Stop();
            return new HttpResponseObject()
            {
                ResponseTime = watch.ElapsedMilliseconds,
                IpAddress = remoteIp,
                StatusCode = (int)response.StatusCode,
                Headers = GetHeaderList(response),
                ResponseBody = GetResponseBody(response)
            };
        }

        private List<string> GetHeaderList(WebResponse response)
        {
            List<string> tempHeaderList = new List<string>();
            for (int i = 0; i < response.Headers.Count; ++i)
            {
                tempHeaderList.Add(string.Format("{0} : {1}", response.Headers.Keys[i], response.Headers[i]));
            }
            return tempHeaderList;
        }

        private string GetResponseBody(WebResponse response)
        {
            var encoding = Encoding.ASCII;
            using (var reader = new StreamReader(response.GetResponseStream(), encoding))
            {
                return reader.ReadToEnd();
            }
        }
    }
}