diff --git a/MinecraftServerInfo/Program.cs b/MinecraftServerInfo/Program.cs
index fcadef5..fd25cad 100644
--- a/MinecraftServerInfo/Program.cs
+++ b/MinecraftServerInfo/Program.cs
@@ -11,20 +11,20 @@ namespace MinecraftServerInfo
     {
         static void Main(string[] args)
         {
-            using (Socket client = new Socket(SocketType.Stream, ProtocolType.Tcp))
+            using (Socket client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
                 try
                 {
                     //01 00
                     //0F 00-2F 09 31 32 37 2E 30 2E 30 2E 31 63 DD 01
                     //client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.SendTimeout, 1000);
                     //client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveTimeout, 5000);
-                    //client.Connect("CityCraft.cn", 25565);
-                    client.Connect("four.mengcraft.com", 11133);
+                    client.Connect("CityCraft.cn", 25565);
+                    //client.Connect("four.mengcraft.com", 11133);
                     Console.WriteLine("开始连接");
                     if (client.Connected)
                     {
                         Console.WriteLine("发送数据");
-                        client.Send(new byte[] { 0x0F, 0x00, 0x2F, 0x09, 0x31, 0x32, 0x37, 0x2E, 0x30, 0x2E, 0x30, 0x2E, 0x31, 0x63, 0xDD, 0x01 });
+                        client.Send(new byte[] { 0x0F, 0x00, 0x04, 0x09, 0x31, 0x32, 0x37, 0x2E, 0x30, 0x2E, 0x30, 0x2E, 0x31, 0x63, 0xDD, 0x01 });
                         client.Send(new byte[] { 0x01, 0x00 });
                         Console.WriteLine("读取头数据");
                         byte[] header = new byte[5];