Web service work only when call from local

public string SaveData(string resultData) //save data to database
       {

       sa_asdm.DLR service = new sa_asdm.DLR();
           RootObject obj = JsonConvert.DeserializeObject<RootObject>(resultData);

         /*string filePath = Server.MapPath("~/Error.txt");

           using (StreamWriter writer = new StreamWriter(filePath, true))
           {
               writer.WriteLine("Json is sent :" + resultData +
                  "" + Environment.NewLine + "Date :" + DateTime.Now.ToString());
               writer.WriteLine(Environment.NewLine + "-----------------------------------------------------------------------------" + Environment.NewLine);
           } */

              foreach (JsonData item in obj.results)
                  {
                      {
                          var connStr = ConfigurationManager.ConnectionStrings["myCon1"].ConnectionString;
                          SqlConnection con = new SqlConnection(connStr);
                          try
                          {
                              //------------------------------------

                              //------------------------------------
                              SqlCommand cmd = new SqlCommand("[insert_RDL]", con);
                              cmd.CommandType = CommandType.StoredProcedure;
                              cmd.Parameters.AddWithValue("@msgId", item.msgId);
                              cmd.Parameters.AddWithValue("@to_mobile", item.to);
                              cmd.Parameters.AddWithValue("@status", item.status);
                              con.Open();
                              cmd.ExecuteNonQuery();
                          }
                          finally
                          {
                              //
                          }
                      }
                  }
           return "OK ";
       }

<script type="text/javascript">
   //  var tt = "[{ 'status': 500, 'ResponseStatus': 'NotConnect' }]";

     var json = '{"results": [{"msgId": "001","to": "9665312114","status": "D"}, {"msgId": "859911880","to": "966535112578","status": "N"}, {"msgId": "859911880","to": "966535112579","status": "S"}]}';
         $.ajax({
             type: "POST",
             url: "http://website1.com/DLR.asmx/SaveData",
             contentType: "application/json; charset=utf-8",
             data: JSON.stringify({ resultData: json }),// pass json string to web service
             traditional: true,
             processData: false ,
             success: function (data) { }

         });
 </script>

<system.webServer>
  <httpProtocol>
    <customHeaders>
      <add name="Access-Control-Allow-Origin" value="*" />
      <add name="Access-Control-Allow-Methods" value="POST, GET, OPTIONS, PUT, DELETE" />
      <add name="Access-Control-Allow-Headers" value="content-type,soapaction,x-requested-with" />
    </customHeaders>
  </httpProtocol>
</system.webServer>