DNS Watcher is a shareware tool to monitor your DNS servers. It sits in the windows system tray and periodically checks the servers, verifying that they are online, and responding with correct records. There is also a "manual" mode where you can interactively query the DNS servers.
What's new in version 1.2
ReleaseAugust 26, 2008
Date AddedNovember 27, 2005
Operating SystemsWindows 2000, Windows 98, Windows, Windows XP, Windows NT