dnssec-check man page
dnssec-check — A tool to check DNSSEC capabilities of the local DNS resolvers
DNSSEC-Check provides a GUI mechansim for scanning the system's configured DNS resolvers to see if they support DNSSEC. For each test the utility displays a graphical red/green light indicating the result of the test. Clicking on a light will explain the status of the light and what was tested.
Further information on this tool can be found on the DNSSEC-Tools wiki page, of which this application is a component:
For more information on the DNSSEC-Tools project, see the project's web page:
The DNSSEC-Tools are licensed under a BSD license, the details of which can be found in the COPYING file found within the distribution.