Verify if the server is running

Hello, i create my server using
BoltLauncher.StartServer(UdpKit.UdpEndPoint.Parse("127.0.0.1:27000"));
And i connect
BoltNetwork.Connect(UdpKit.UdpEndPoint.Parse("127.0.0.1:27000"));

How i check if the server("127.0.0.1:27000") or (IP) is running?
Thanks