10 thg 5, 2019

tham khảo tại đây.

Get Machine name from IP Address in C#

You can use this C# function to convert IP Address into Hostname in C#

private static string GetMachineNameFromIPAddress(string ipAdress)

{

            string machineName = string.Empty;

try

{

                IPHostEntry hostEntry=Dns.GetHostEntry(ipAdress);

                machineName=hostEntry.HostName;

}

            catch (Exception ex)

{

                // Machine not found...

}

            return machineName;

}