The Net Data Directory collects and shares information on different sources of data about the Internet. For more about the project, see our about page. To get started, use the search box below, or check out our quick start guide.


This is the Iranian regional registry (National Internet Development Manager), and it provides information on Internet penetration and speed.

Media Cloud

This joint project of the Berkman Center at Harvard and the Center for Civic Media at MIT collects and stores the content of thousands of online news sources and allows to analysis and exploration by users with tools such as the Media Meter dashboard and focus, the Attention Plotter, and the Controversy Mapper. In addition, it has published a series of papers based in its tools.


Netflix measures Internet connection speed and produces the monthly ISP speed index to rank providers in 30 countries.


This project by the Nexa Center at the Politecnico di Torino partners with M-Lab to measure networks’ performance and to monitor internet protocols’ discrimination as a facet of network neutrality.