A NetBIOS name with this suffix indicates the computer has been registered by the server service. A computer must have this service running to share printers or files.
A NetBIOS name with this suffix indicates the Microsoft Exchange Store service is present. A store is where mailboxes and public folders are located.
A NetBIOS name with this suffix indicates the computer has been registered by the Microsoft Exchange Directory service.
A NetBIOS name with this suffix indicates the computer has been registered by the Messenger service. Client computers use this service when sending and receiving messages.
A NetBIOS name with this suffix indicates the computer has been registered by the Routing and Remote Access Service (RRAS).
A NetBIOS name with this suffix indicates the computer has been registered by the Microsoft Exchange Interchange service.
A NetBIOS name with this suffix indicates the computer has been registered as a domain controller.
A NetBIOS name with this suffix indicates the computer has been registered as a domain master browser.
A NetBIOS name with this suffix indicates the computer is running Internet Information Services (IIS).