http://blog.dotsmart.net/2009/03/11/getting-a-machine%E2%80%99s-netbios-domain-name-in-csharp/
Domain.GetComputerDomain().Name from System.DirectoryServices.ActiveDirectory
http://blog.dotsmart.net/2009/03/11/getting-a-machine%E2%80%99s-netbios-domain-name-in-csharp/
Domain.GetComputerDomain().Name from System.DirectoryServices.ActiveDirectory