An Internet-based analysis tool follows, in real-time, the flow of traffic through a website. For every website page requested by a website visitor, the state of the visitor's browser is recorded and data relating to the path visitors take through the website is collected and studied. The state of the visitor's browser path is maintained in a traffic analysis cookie that is passed between a website file server and the visitor browser with every page requested for viewing. The cookie is maintained in a size that can be passed from server to browser and back again without negatively impacting server performance and without negatively impacting browser performance. The data in the cookie can follow the visitor browser through independent file servers, regardless of how the pages of a website might be distributed in storage.