Flightwise – Advanced Free Flight Tracker
http://flightwise.com/

Flightwise is the most advanced free flight tracker on the Internet. Quickly access tracking data for any aircraft or flight on an IFR flight plan with a fast, efficient interface that lets you get to the information you need quickly. Pull up detailed specifics on any of the last 10 flights, or subscribe to our premium flight tracking services for access to our long-term archives with data from as early as November of 2001. Track single flights or entire fleets. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog. This will be added to Entrepreneurial Resources Subject Tracer™.