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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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
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
Support the OTF: Support a Free and Open Internet
22 Jul 2020
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All OONI source code
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issues and future plans.
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Current OONI Partners
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