JSI Tip 7501. How do I use the NBLookup command line diagnostic utility that uses the User Datagram Protocol (UDP) to send NetBIOS name queries to Microsoft Windows Internet Naming Service (WINS) servers?

Microsoft Knowledge Base Article 830578 contains the following summary:

NBLookup is a command line diagnostic tool that uses the User Datagram Protocol (UDP) to send NetBIOS name queries to Microsoft Windows Internet Naming Service (WINS) servers. NBLookup requires TCP/IP version 4 to run. WINS servers accept name resolution requests on UDP port 137.

NBLookup runs on the following operating systems:

You can obtain NBLookup from the Microsoft Download Center.

The following file is available for download from the Microsoft Download Center:
Download the NBLookupV1.exe package now.

For additional information about how to download Microsoft Support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to Obtain Microsoft Support Files from Online Services
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NBLookup can be run in command-line mode, in interactive mode, and in query list mode. The following table contains the correct syntax for each mode.