取得第一個IPV4的address
IPV4:
Dns.GetHostEntry(GetServerName()).AddressList.Where(q => q.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork).FirstOrDefault();
IPV6:
Dns.GetHostEntry(GetServerName()).AddressList.Where(q => q.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6).FirstOrDefault();