Global community measuring Internet censorship since 2012
Test the blocking of websites and apps. Measure the speed and performance of your network.
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Testing methodologies
Myanmar: Data on internet blocks and internet outages following military coup
9 Mar 2021
Uganda: Data on internet blocks and nationwide internet outage amid 2021 general election
22 Jan 2021
Tanzania blocks social media (and Tor?) on election day
28 Oct 2020
Belarus protests: From internet outages to pervasive website censorship
15 Sep 2020
Measurement observations on network performance during the COVID-19 pandemic in Northern Italy
17 Jul 2020
Explore the world's largest open dataset on internet censorship. Millions of measurements collected from more than 200 countries since 2012.
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Frequently Asked Questions
OONI Glossary
Making the OONI Probe Android app more resilient
27 May 2021
Year in Review: OONI in 2020
21 Dec 2020
Investigating Encrypted DNS Blocking in India
30 Oct 2020
OONI Probe ASN Incident Report
9 Oct 2020
Internet Measurement Village 2020: Slides & Video Recordings
27 Jul 2020
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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
