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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.

Sam Knows

Sam Knows measures broadband quality: download speed, upload speed, latency, packet loss.  It has worked with the FCC on the Measuring Broadband America initiative, and with other regulators across the world: UK’s Ofcom, the European Comission, Brazil’s Anatel, and Singapore’s IDA. The reports can be found here and data from the US and UK can downloaded here.

Similar Web

This source provides rankings of websites and applications across the world and across different categories. It also offers detailed profiles of specific websites: number of visits, engagement, geographic distribution of users, traffic sources, etc. The data seems to be a combination of panel and ISP information.

STIR

By using a “tracking through portal” method, this joint industry committee provides monthly data on the number and profile of users of about 450 Dutch sites.

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