Collusion is an experimental add-on for Firefox that allows you to see which sites are using third-party cookies to track your movements across the Web. It shows, in real time, how that data creates a spider-web of interaction between companies and other trackers.
Collision may not give all the who is tracking you stuff in 100% the way you like but it sure give you a great insight into how the internet communicates. it shows where you have been, where your data went, how you flew around from site to site and how your sites connects to each other.
Visualize who’s tracking you in real time. To get started, Download your Collision Add-on here and Install to your Firefox. click on the Collusion icon in the bottom-right corner of your browser. (You may need to show the Add-on Bar to see the icon.) and then after some few browsing, you’ll see your collision history like this …
Why not test and see for your self