Try below code
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://Jupiter:8080/Reportserver");
request.MaximumAutomaticRedirections = 4;
request.MaximumResponseHeadersLength = 4;
request.Credentials = CredentialCache.DefaultCredentials;
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Response.Write("Content length is:"+response.ContentLength);
Response.Write("Content type is: "+response.ContentType);
Stream receiveStream = response.GetResponseStream();
StreamReader readStream = new StreamReader(receiveStream,System.Text.Encoding.UTF8);
Response.Write(readStream.ReadToEnd());
response.Close();
readStream.Close();