Global community measuring Internet censorship since 2012
Test the blocking of websites and apps. Measure the speed and performance of your network.
Install OONI Probe
Testing methodologies
Russia blocked OONI Explorer, a large open dataset on Internet censorship
25 Sep 2024
Kazakhstan: TLS MITM attacks and blocking of news media, human rights, and circumvention tool sites
19 Sep 2024
Tanzania: Surge in online LGBTIQ censorship and other targeted blocks
11 Apr 2024
Grindr blocked in Jordan: Shrinking LGBTQ spaces
20 Sep 2023
Senegal: Social media blocks and network outages amid political unrest
1 Aug 2023
Explore the world's largest open dataset on internet censorship. Millions of measurements collected from more than 200 countries since 2012.
Explore OONI Data
Frequently Asked Questions
OONI Glossary
OONI Partner Gathering 2024 in Malaysia
25 Jul 2024
Job Opening: OONI Junior Backend Developer
27 Jun 2024
OONI Community Interviews: Tawanda Mugari
26 Jun 2024
Internet sanctions on Russian media: diverging actions and mixed effects
25 Mar 2024
Year in Review: OONI in 2023
22 Dec 2023
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.
Current OONI Partners
Contact the OONI team by sending an email to contact@openobservatory.org. Encrypted emails can be sent using the following PGP key:
Key ID: 6B2943F00CB177B7Fingerprint: 4C15 DDA9 96C6 C0CF 48BD 3309 6B29 43F0 0CB1 77B7