Welcome to Tor Metrics

“Tor metrics are the ammunition that lets Tor and other security advocates argue for a more private and secure Internet from a position of data, rather than just dogma or perspective.”
— Bruce Schneier (June 1, 2016)

Welcome!

What would you like to know about the network?

Users

Where Tor users are from and how they connect to Tor.

Servers

How many relays and bridges are online and what we know about them.

Traffic

How much traffic the Tor network can handle and how much traffic there is.

Performance

How fast and reliable the Tor network is.

Onion Services

How many onion services there are and how much traffic they pull.

Applications

How many Tor applications, like Tor Browser, have been downloaded or updated.

Let us know if we're missing anything, or if we should measure something else.

© 2009–2017

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This material is supported in part by the National Science Foundation under Grant No. CNS-0959138. Any opinions, finding, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation. "Tor" and the "Onion Logo" are of The Tor Project, Inc.. Data on this site is freely available under a : To the extent possible under law, the Tor Project has waived all copyright and related or neighboring rights in the data. Graphs are licensed under a .