Link to NIST tool home page

http://ihexds.nist.gov


This can be used any time assuming you know how to use it ;-)

It can also be downloaded and run locally (opposite end of the world isn't that far away) from:

http://hit-testing.nist.gov:12080/XdsDocs/xdstoolkitgui/xdstools2.144.war

It is usually run on top of Tomcat 5.5.