Command line tool to unjoin machines from domain. This does nothing with the account in the domain, just cleans up the machine itself. This is great if you are looking for something faster than NetDom or something that will work even if the domain isn't available.


See warranty.


Current Version

Version 1.1.0 - July 17, 2007

Modification(s) from previous version

Security Requirements

This requires you to have the rights to unjoin a machine, i.e. Administrator.


C++. Compiled with Borland Developer Studio 2006

Source Code Availability



A while back, one of my good friends, Dean Wells, was telling me how netdom was working or in his case not working. I had the option to try and figure out what the problem was or just write a tool to do what he wanted. Unfortunately, as is often the case lately, I had little time to think about it so I went with the latter option which believe it or not was faster. I recently had some more folks asking for similar functionality so I cleaned it up and here it is...


You do not have to supply the email address. I would like you to fill that in though so that I have an idea on how popular a tool really is. If I see 1000 downloads with 900 different email addresses I know it is more widespread than one that has 1000 downloads and 200 different email addresses because the same person needed to keep downloading it for some reason.

Email Address: Optional
Sponsored Link:

Version History

As seen in


    Download and type Unjoin /?

See current usage screens