Test the blocking of websites and apps. Measure the speed and performance of your network.
Research
A Legal and Technical Analysis of Internet Censorship in France
Censorship Chronicles: The systematic suppression of independent media in Russia
iMAP 2024: State of Internet Censorship in 9 countries
Russia blocked OONI Explorer, a large open dataset on Internet censorship
Kazakhstan: TLS MITM attacks and blocking of news media, human rights, and circumvention tool sites
View all
Explore the world's largest open dataset on internet censorship. Millions of measurements collected from more than 200 countries since 2012.
Blog
Get Involved
Join us on Slack or IRC to participate in community discussions. Sign-up for the ooni-talk mailing list to receive updates and discuss all things related to the OONI-verse.
All OONI source code is available on GitHub, where we also document issues and future plans.
We also have a growing list of OONI ambassadors through our partnership program.
Contact
Contact the OONI team by sending an email to contact@openobservatory.org. Encrypted emails can be sent using the following PGP key:
Key ID: 6B2943F00CB177B7
Fingerprint: 4C15 DDA9 96C6 C0CF 48BD 3309 6B29 43F0 0CB1 77B7