OONI
@ooni.org
Free software to measure Internet censorship🌐📊
World’s largest open dataset on network interference.
Document censorship. 🔍
X: @openobservatory
World’s largest open dataset on network interference.
Document censorship. 🔍
X: @openobservatory
It's been a big year protecting an Open Internet.
In 2025 we collected 566M msmts from 214 CCs in 10k nets
As the Internet is increasingly fragmented, transparency is ever more essential.
Thank you for helping us build the world's largest Open dataset on Network Interference❣️
In 2025 we collected 566M msmts from 214 CCs in 10k nets
As the Internet is increasingly fragmented, transparency is ever more essential.
Thank you for helping us build the world's largest Open dataset on Network Interference❣️
December 31, 2025 at 2:42 PM
It's been a big year protecting an Open Internet.
In 2025 we collected 566M msmts from 214 CCs in 10k nets
As the Internet is increasingly fragmented, transparency is ever more essential.
Thank you for helping us build the world's largest Open dataset on Network Interference❣️
In 2025 we collected 566M msmts from 214 CCs in 10k nets
As the Internet is increasingly fragmented, transparency is ever more essential.
Thank you for helping us build the world's largest Open dataset on Network Interference❣️
It's 13 yrs since our 1st Myanmar measurement (Dec 5, 2012) on AS18399 📊
🔗 https://explorer.ooni.org/m/01201212058caa1e07f407aa96c4e33a12c056e2
As #Myanmar elections start tomorrow, we recommit to documenting #NetInterference globally.
#MyanmarElections #DocumentCensorship
🔗 https://explorer.ooni.org/m/01201212058caa1e07f407aa96c4e33a12c056e2
As #Myanmar elections start tomorrow, we recommit to documenting #NetInterference globally.
#MyanmarElections #DocumentCensorship
December 27, 2025 at 12:50 PM
It's 13 yrs since our 1st Myanmar measurement (Dec 5, 2012) on AS18399 📊
🔗 https://explorer.ooni.org/m/01201212058caa1e07f407aa96c4e33a12c056e2
As #Myanmar elections start tomorrow, we recommit to documenting #NetInterference globally.
#MyanmarElections #DocumentCensorship
🔗 https://explorer.ooni.org/m/01201212058caa1e07f407aa96c4e33a12c056e2
As #Myanmar elections start tomorrow, we recommit to documenting #NetInterference globally.
#MyanmarElections #DocumentCensorship
How Internet Censorship Impacts the Women’s Rights Movement in Iran
🔗 https://dub.sh/IvNov4Q
Our new report w/ Miaan Group shares insights from OONI data and activist interviews 📓 🐙
a 🧵
🔗 https://dub.sh/IvNov4Q
Our new report w/ Miaan Group shares insights from OONI data and activist interviews 📓 🐙
a 🧵
December 19, 2025 at 1:41 PM
How Internet Censorship Impacts the Women’s Rights Movement in Iran
🔗 https://dub.sh/IvNov4Q
Our new report w/ Miaan Group shares insights from OONI data and activist interviews 📓 🐙
a 🧵
🔗 https://dub.sh/IvNov4Q
Our new report w/ Miaan Group shares insights from OONI data and activist interviews 📓 🐙
a 🧵
The Internet is a complex, interdependent ecosystem.
To protect it, we must first observe it. 👀
OONI documents network interference worldwide.
OONI is Open Data for a shared digital future.
#DocumentCensorship
#NetworkInterference
To protect it, we must first observe it. 👀
OONI documents network interference worldwide.
OONI is Open Data for a shared digital future.
#DocumentCensorship
#NetworkInterference
December 18, 2025 at 12:40 PM
The Internet is a complex, interdependent ecosystem.
To protect it, we must first observe it. 👀
OONI documents network interference worldwide.
OONI is Open Data for a shared digital future.
#DocumentCensorship
#NetworkInterference
To protect it, we must first observe it. 👀
OONI documents network interference worldwide.
OONI is Open Data for a shared digital future.
#DocumentCensorship
#NetworkInterference
Protect Our Internet. Document Censorship – Support OONI Today.
ooni.org/post/2025-fu...
#ooni #donate #opensource #opendata #censorship
ooni.org/post/2025-fu...
#ooni #donate #opensource #opendata #censorship
December 8, 2025 at 9:59 PM
Protect Our Internet. Document Censorship – Support OONI Today.
ooni.org/post/2025-fu...
#ooni #donate #opensource #opendata #censorship
ooni.org/post/2025-fu...
#ooni #donate #opensource #opendata #censorship
Today we are launching OONI's fundraising campaign 🐙
Around the world, access to information is increasingly blocked.
Transparency is more important than ever.
Support the world's largest open dataset on internet censorship.
Donate to OONI today: ooni.org/donate ♥️
#donate #ooni #censorship
Around the world, access to information is increasingly blocked.
Transparency is more important than ever.
Support the world's largest open dataset on internet censorship.
Donate to OONI today: ooni.org/donate ♥️
#donate #ooni #censorship
December 8, 2025 at 9:57 PM
Today we are launching OONI's fundraising campaign 🐙
Around the world, access to information is increasingly blocked.
Transparency is more important than ever.
Support the world's largest open dataset on internet censorship.
Donate to OONI today: ooni.org/donate ♥️
#donate #ooni #censorship
Around the world, access to information is increasingly blocked.
Transparency is more important than ever.
Support the world's largest open dataset on internet censorship.
Donate to OONI today: ooni.org/donate ♥️
#donate #ooni #censorship
Over the past few years, we’ve created new OONI tools and resources, and we'd love your feedback!
Please take a few minutes to complete our survey: ooni.org/post/2025-oo...
Thank you! ♥️ Your feedback will help us improve censorship monitoring globally. 🐙
#ooni #censorship #opensource #survey
Please take a few minutes to complete our survey: ooni.org/post/2025-oo...
Thank you! ♥️ Your feedback will help us improve censorship monitoring globally. 🐙
#ooni #censorship #opensource #survey
November 28, 2025 at 11:28 PM
Over the past few years, we’ve created new OONI tools and resources, and we'd love your feedback!
Please take a few minutes to complete our survey: ooni.org/post/2025-oo...
Thank you! ♥️ Your feedback will help us improve censorship monitoring globally. 🐙
#ooni #censorship #opensource #survey
Please take a few minutes to complete our survey: ooni.org/post/2025-oo...
Thank you! ♥️ Your feedback will help us improve censorship monitoring globally. 🐙
#ooni #censorship #opensource #survey
Throttling of Social Media in Türkiye During Protests: An Analysis of OONI Data
ooni.org/post/2025-tu...
Our latest report shares OONI data on the throttling of Twitter/X, Facebook, Instagram, WhatsApp, YouTube, TikTok, and Signal in Türkiye during protests earlier this year.
#turkey #censorship
ooni.org/post/2025-tu...
Our latest report shares OONI data on the throttling of Twitter/X, Facebook, Instagram, WhatsApp, YouTube, TikTok, and Signal in Türkiye during protests earlier this year.
#turkey #censorship
November 21, 2025 at 4:37 PM
Throttling of Social Media in Türkiye During Protests: An Analysis of OONI Data
ooni.org/post/2025-tu...
Our latest report shares OONI data on the throttling of Twitter/X, Facebook, Instagram, WhatsApp, YouTube, TikTok, and Signal in Türkiye during protests earlier this year.
#turkey #censorship
ooni.org/post/2025-tu...
Our latest report shares OONI data on the throttling of Twitter/X, Facebook, Instagram, WhatsApp, YouTube, TikTok, and Signal in Türkiye during protests earlier this year.
#turkey #censorship
‼️ We just published a brief report documenting the blocking of TikTok, Facebook, Instagram, Telegram, and several VPNs in #Cameroon over the last week, amid ongoing post-election protests: explorer.ooni.org/findings/393...
#ooni #opendata #censorship
#ooni #opendata #censorship
November 7, 2025 at 6:52 PM
‼️ We just published a brief report documenting the blocking of TikTok, Facebook, Instagram, Telegram, and several VPNs in #Cameroon over the last week, amid ongoing post-election protests: explorer.ooni.org/findings/393...
#ooni #opendata #censorship
#ooni #opendata #censorship
Are you at #IETF124 (@ietf.org) in Montreal?
Today we're presenting our work on measuring & understanding ECH deployment: datatracker.ietf.org/meeting/124/... 🐙
#ooni #ooniprobe #opendata
Today we're presenting our work on measuring & understanding ECH deployment: datatracker.ietf.org/meeting/124/... 🐙
#ooni #ooniprobe #opendata
November 7, 2025 at 11:21 AM
Are you at #IETF124 (@ietf.org) in Montreal?
Today we're presenting our work on measuring & understanding ECH deployment: datatracker.ietf.org/meeting/124/... 🐙
#ooni #ooniprobe #opendata
Today we're presenting our work on measuring & understanding ECH deployment: datatracker.ietf.org/meeting/124/... 🐙
#ooni #ooniprobe #opendata
‼️ OONI data shows possible social media blocks in #Cameroon amid protests.
If you're in #Cameroon, help verify:
1️⃣ Install OONI Probe: ooni.org/install/mobile
2️⃣ Run test: run.ooni.org/v2/10252
Results will be published: explorer.ooni.org/chart/mat?pr...
#ooni #ooniprobe #opendata #censorship
If you're in #Cameroon, help verify:
1️⃣ Install OONI Probe: ooni.org/install/mobile
2️⃣ Run test: run.ooni.org/v2/10252
Results will be published: explorer.ooni.org/chart/mat?pr...
#ooni #ooniprobe #opendata #censorship
November 5, 2025 at 11:19 AM
‼️ OONI data shows possible social media blocks in #Cameroon amid protests.
If you're in #Cameroon, help verify:
1️⃣ Install OONI Probe: ooni.org/install/mobile
2️⃣ Run test: run.ooni.org/v2/10252
Results will be published: explorer.ooni.org/chart/mat?pr...
#ooni #ooniprobe #opendata #censorship
If you're in #Cameroon, help verify:
1️⃣ Install OONI Probe: ooni.org/install/mobile
2️⃣ Run test: run.ooni.org/v2/10252
Results will be published: explorer.ooni.org/chart/mat?pr...
#ooni #ooniprobe #opendata #censorship
🚀 This week we're thrilled to be at @acm-imc.bsky.social!
Excited to be co-hosting the IMC #Hackathon on Halloween in collaboration w/ M-Lab, @ioda.live, @internetsociety.bsky.social, @radar.cloudflare.com, IIJ, and Sorbonne University: conferences.sigcomm.org/imc/2025/eve... 🎃👻
#IMC2025
Excited to be co-hosting the IMC #Hackathon on Halloween in collaboration w/ M-Lab, @ioda.live, @internetsociety.bsky.social, @radar.cloudflare.com, IIJ, and Sorbonne University: conferences.sigcomm.org/imc/2025/eve... 🎃👻
#IMC2025
October 27, 2025 at 11:02 AM
🚀 This week we're thrilled to be at @acm-imc.bsky.social!
Excited to be co-hosting the IMC #Hackathon on Halloween in collaboration w/ M-Lab, @ioda.live, @internetsociety.bsky.social, @radar.cloudflare.com, IIJ, and Sorbonne University: conferences.sigcomm.org/imc/2025/eve... 🎃👻
#IMC2025
Excited to be co-hosting the IMC #Hackathon on Halloween in collaboration w/ M-Lab, @ioda.live, @internetsociety.bsky.social, @radar.cloudflare.com, IIJ, and Sorbonne University: conferences.sigcomm.org/imc/2025/eve... 🎃👻
#IMC2025
Are you at the Global Gathering in Portugal? ✨
Join us today at booth 17 for a session on internet censorship research questions and a game of Jeopardy to test your internet measurement tool knowledge: ooni.org/post/2025-gg... 😃🐙
#ooni #globalgathering #community #opensource #opendata #censorship
Join us today at booth 17 for a session on internet censorship research questions and a game of Jeopardy to test your internet measurement tool knowledge: ooni.org/post/2025-gg... 😃🐙
#ooni #globalgathering #community #opensource #opendata #censorship
September 9, 2025 at 1:20 PM
Are you at the Global Gathering in Portugal? ✨
Join us today at booth 17 for a session on internet censorship research questions and a game of Jeopardy to test your internet measurement tool knowledge: ooni.org/post/2025-gg... 😃🐙
#ooni #globalgathering #community #opensource #opendata #censorship
Join us today at booth 17 for a session on internet censorship research questions and a game of Jeopardy to test your internet measurement tool knowledge: ooni.org/post/2025-gg... 😃🐙
#ooni #globalgathering #community #opensource #opendata #censorship
Are you at the Global Gathering in Portugal? ✨
Today, come to the OONI booth (17) between 1PM - 3PM to collect swag and say hi! 😃
Right afterwards, we'll facilitate 2 sessions to collect your feedback on challenges and wish lists. Join us!
ooni.org/post/2025-gg... 🐙
#ooni #globalgathering
Today, come to the OONI booth (17) between 1PM - 3PM to collect swag and say hi! 😃
Right afterwards, we'll facilitate 2 sessions to collect your feedback on challenges and wish lists. Join us!
ooni.org/post/2025-gg... 🐙
#ooni #globalgathering
September 8, 2025 at 11:59 AM
Are you at the Global Gathering in Portugal? ✨
Today, come to the OONI booth (17) between 1PM - 3PM to collect swag and say hi! 😃
Right afterwards, we'll facilitate 2 sessions to collect your feedback on challenges and wish lists. Join us!
ooni.org/post/2025-gg... 🐙
#ooni #globalgathering
Today, come to the OONI booth (17) between 1PM - 3PM to collect swag and say hi! 😃
Right afterwards, we'll facilitate 2 sessions to collect your feedback on challenges and wish lists. Join us!
ooni.org/post/2025-gg... 🐙
#ooni #globalgathering
⚡️ Today, in collaboration with @digitalrightspk.bsky.social
, we published a new report documenting the blocking of news media websites and censorship on social media platforms in #India and #Pakistan during the conflict in May 2025.
🔗 Read the full report here: ooni.org/post/2025-me...
, we published a new report documenting the blocking of news media websites and censorship on social media platforms in #India and #Pakistan during the conflict in May 2025.
🔗 Read the full report here: ooni.org/post/2025-me...
September 4, 2025 at 8:20 AM
⚡️ Today, in collaboration with @digitalrightspk.bsky.social
, we published a new report documenting the blocking of news media websites and censorship on social media platforms in #India and #Pakistan during the conflict in May 2025.
🔗 Read the full report here: ooni.org/post/2025-me...
, we published a new report documenting the blocking of news media websites and censorship on social media platforms in #India and #Pakistan during the conflict in May 2025.
🔗 Read the full report here: ooni.org/post/2025-me...
Are you attending the Global Gathering event in Portugal next week? 😃
Join us at the Open Measurement Gathering (OMG) Village, which we're co-hosting w/ our friends @ioda.live, M-Lab, and Censored Planet! 🐙
OMG Village Agenda: ooni.org/post/2025-gg... ✨
Mark your calendars!
#omg #community
Join us at the Open Measurement Gathering (OMG) Village, which we're co-hosting w/ our friends @ioda.live, M-Lab, and Censored Planet! 🐙
OMG Village Agenda: ooni.org/post/2025-gg... ✨
Mark your calendars!
#omg #community
September 1, 2025 at 4:21 PM
Are you attending the Global Gathering event in Portugal next week? 😃
Join us at the Open Measurement Gathering (OMG) Village, which we're co-hosting w/ our friends @ioda.live, M-Lab, and Censored Planet! 🐙
OMG Village Agenda: ooni.org/post/2025-gg... ✨
Mark your calendars!
#omg #community
Join us at the Open Measurement Gathering (OMG) Village, which we're co-hosting w/ our friends @ioda.live, M-Lab, and Censored Planet! 🐙
OMG Village Agenda: ooni.org/post/2025-gg... ✨
Mark your calendars!
#omg #community
OONI Security Audit: Penetration Test Report
ooni.org/post/ooni-se...
Overall, the audit found that OONI services and architecture are securely designed. 🐙
We thank Radically Open Security for the audit, and we thank @opentechfund.bsky.social for supporting this important work! 🙏
#ooni #audit
ooni.org/post/ooni-se...
Overall, the audit found that OONI services and architecture are securely designed. 🐙
We thank Radically Open Security for the audit, and we thank @opentechfund.bsky.social for supporting this important work! 🙏
#ooni #audit
August 11, 2025 at 4:53 PM
OONI Security Audit: Penetration Test Report
ooni.org/post/ooni-se...
Overall, the audit found that OONI services and architecture are securely designed. 🐙
We thank Radically Open Security for the audit, and we thank @opentechfund.bsky.social for supporting this important work! 🙏
#ooni #audit
ooni.org/post/ooni-se...
Overall, the audit found that OONI services and architecture are securely designed. 🐙
We thank Radically Open Security for the audit, and we thank @opentechfund.bsky.social for supporting this important work! 🙏
#ooni #audit
⚡️ Today we published a new research report on the ongoing blocking of X/Twitter in #Tanzania, which started in May 2025.
OONI data indicates that ISPs employ several censorship techniques, suggesting a “defense in depth” approach to censorship.
Learn more: ooni.org/post/2025-ta... 🐙
#ooni
OONI data indicates that ISPs employ several censorship techniques, suggesting a “defense in depth” approach to censorship.
Learn more: ooni.org/post/2025-ta... 🐙
#ooni
August 7, 2025 at 4:18 PM
⚡️ Today we published a new research report on the ongoing blocking of X/Twitter in #Tanzania, which started in May 2025.
OONI data indicates that ISPs employ several censorship techniques, suggesting a “defense in depth” approach to censorship.
Learn more: ooni.org/post/2025-ta... 🐙
#ooni
OONI data indicates that ISPs employ several censorship techniques, suggesting a “defense in depth” approach to censorship.
Learn more: ooni.org/post/2025-ta... 🐙
#ooni
In June, our friends at The Bachchao Project (thebachchaoproject.org) did an amazing job in updating the India test list to improve website censorship monitoring in India. 🐙
Learn about their efforts, and consider improving the test list for your country too!
🔗 ooni.org/post/2025-ev...
Learn about their efforts, and consider improving the test list for your country too!
🔗 ooni.org/post/2025-ev...
August 6, 2025 at 7:09 AM
In June, our friends at The Bachchao Project (thebachchaoproject.org) did an amazing job in updating the India test list to improve website censorship monitoring in India. 🐙
Learn about their efforts, and consider improving the test list for your country too!
🔗 ooni.org/post/2025-ev...
Learn about their efforts, and consider improving the test list for your country too!
🔗 ooni.org/post/2025-ev...
OMG! Summary of the 3rd Open Measurement Gathering (OMG) Ask Me Anything (AMA) event
ooni.org/post/2025-omg/ ✨
View presentations & learn about updates and future plans from OONI, M-Lab, @censoredplanet.bsky.social and @ioda.live! 🐙💫
#opendata #censorship
ooni.org/post/2025-omg/ ✨
View presentations & learn about updates and future plans from OONI, M-Lab, @censoredplanet.bsky.social and @ioda.live! 🐙💫
#opendata #censorship
August 4, 2025 at 7:04 PM
OMG! Summary of the 3rd Open Measurement Gathering (OMG) Ask Me Anything (AMA) event
ooni.org/post/2025-omg/ ✨
View presentations & learn about updates and future plans from OONI, M-Lab, @censoredplanet.bsky.social and @ioda.live! 🐙💫
#opendata #censorship
ooni.org/post/2025-omg/ ✨
View presentations & learn about updates and future plans from OONI, M-Lab, @censoredplanet.bsky.social and @ioda.live! 🐙💫
#opendata #censorship
⚡️ Today, we published a report documenting the shutdowns during the student uprising in #Bangladesh last year.
🔗 ooni.org/post/2025-ba...
Together with Digitally Right, we compiled a comprehensive timeline of blocks, outages, and political events that happened in the 22 days of the uprising.
🔗 ooni.org/post/2025-ba...
Together with Digitally Right, we compiled a comprehensive timeline of blocks, outages, and political events that happened in the 22 days of the uprising.
July 31, 2025 at 11:50 AM
⚡️ Today, we published a report documenting the shutdowns during the student uprising in #Bangladesh last year.
🔗 ooni.org/post/2025-ba...
Together with Digitally Right, we compiled a comprehensive timeline of blocks, outages, and political events that happened in the 22 days of the uprising.
🔗 ooni.org/post/2025-ba...
Together with Digitally Right, we compiled a comprehensive timeline of blocks, outages, and political events that happened in the 22 days of the uprising.
‼️ Amid protests, #Togo started blocking access to Facebook, Telegram, Signal, YouTube & DuckDuckGo last week.
OONI data shows that the blocks remain ongoing.
We document these blocks in our latest report: explorer.ooni.org/findings/167...
#ooni #censorship #opendata #keepiton
OONI data shows that the blocks remain ongoing.
We document these blocks in our latest report: explorer.ooni.org/findings/167...
#ooni #censorship #opendata #keepiton
July 3, 2025 at 4:17 PM
‼️ Amid protests, #Togo started blocking access to Facebook, Telegram, Signal, YouTube & DuckDuckGo last week.
OONI data shows that the blocks remain ongoing.
We document these blocks in our latest report: explorer.ooni.org/findings/167...
#ooni #censorship #opendata #keepiton
OONI data shows that the blocks remain ongoing.
We document these blocks in our latest report: explorer.ooni.org/findings/167...
#ooni #censorship #opendata #keepiton
‼️ Today, amid anti-government protests, #Kenya blocked access to @telegram
OONI data suggests that access to Telegram Web is blocked on at least 3 networks in Kenya: explorer.ooni.org/chart/mat?pr...
Telegram was previously blocked in Kenya during KCSE exams: ooni.org/post/2025-ke...
OONI data suggests that access to Telegram Web is blocked on at least 3 networks in Kenya: explorer.ooni.org/chart/mat?pr...
Telegram was previously blocked in Kenya during KCSE exams: ooni.org/post/2025-ke...
June 25, 2025 at 3:54 PM
‼️ Today, amid anti-government protests, #Kenya blocked access to @telegram
OONI data suggests that access to Telegram Web is blocked on at least 3 networks in Kenya: explorer.ooni.org/chart/mat?pr...
Telegram was previously blocked in Kenya during KCSE exams: ooni.org/post/2025-ke...
OONI data suggests that access to Telegram Web is blocked on at least 3 networks in Kenya: explorer.ooni.org/chart/mat?pr...
Telegram was previously blocked in Kenya during KCSE exams: ooni.org/post/2025-ke...
We are a small nonprofit, supporting a large global community. 🐙
Our work in building free tools for exposing Internet censorship worldwide is possible because of donations and the continuous support of our users.
Support us today with a donation: ooni.org/donate/
Our work in building free tools for exposing Internet censorship worldwide is possible because of donations and the continuous support of our users.
Support us today with a donation: ooni.org/donate/
June 24, 2025 at 12:27 PM
We are a small nonprofit, supporting a large global community. 🐙
Our work in building free tools for exposing Internet censorship worldwide is possible because of donations and the continuous support of our users.
Support us today with a donation: ooni.org/donate/
Our work in building free tools for exposing Internet censorship worldwide is possible because of donations and the continuous support of our users.
Support us today with a donation: ooni.org/donate/
We are thrilled to share that the OONI Code of Conduct (CoC) Committee includes 3 new members: Raya Sharbain (Tor Project), Andrés Azpúrua (Conexión Segura y Libre) & Sam Ng (Sinar Project) 😍🙌
Updated OONI Code of Conduct: ooni.org/get-involved... ✨
#ooni #coc #community
Updated OONI Code of Conduct: ooni.org/get-involved... ✨
#ooni #coc #community
June 11, 2025 at 11:04 PM
We are thrilled to share that the OONI Code of Conduct (CoC) Committee includes 3 new members: Raya Sharbain (Tor Project), Andrés Azpúrua (Conexión Segura y Libre) & Sam Ng (Sinar Project) 😍🙌
Updated OONI Code of Conduct: ooni.org/get-involved... ✨
#ooni #coc #community
Updated OONI Code of Conduct: ooni.org/get-involved... ✨
#ooni #coc #community