Mapping Internet Freedom in Real Time

Open, secure and reliable connectivity is essential for rights such as freedom of expression and freedom of association. Now we can measure network connectivity at internet scale.

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NetBlocks

⚠️ Update: It's now day 24 of 's internet blackout, with the measure passing 552 hours among the most severe registered in any country.

International connectivity remains unavailable to the general public while authorities maintain a selective whitelist for global access.

Graph from NetBlocks showing network connectivity in Iran from 24 February 2026 to 23 March 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Iran's connectivity is high through the initial time period, with a sharp drop on the morning of 28 February. The continued drop in connectivity aligns with a nation-scale internet blackout imposed by authorities after joint military strikes by the US and Israel. A brief restoration was observed on 18 March. The minimum and current connectivity levels are indicated as 1% and 2%, respectively. The chart has a dark background with a red horizontal arrow labeled 'SHUTDOWN' indicating the disruption period, and the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

⚠️ Update: After 528 hours, is entering a 23rd day isolated from the world as the regime-imposed internet blackout continues in its fourth week.

The measure adds to the wartime distress of millions of civilians who lack independent sources of information and alerts.

Graph from NetBlocks showing network connectivity in Iran from 24 February 2026 to 22 March 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Iran's connectivity is high through the initial time period, with a sharp drop on the morning of 28 February. The continued drop in connectivity aligns with a nation-scale internet blackout imposed by authorities after joint military strikes by the US and Israel. A brief restoration was observed on 18 March. The minimum and current connectivity levels are indicated as 1% and 2%, respectively. The chart has a dark background with a red horizontal arrow labeled 'SHUTDOWN' indicating the disruption period, and the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

⚠️ Update: Three full weeks have passed since 's internet blackout came into effect, with users forced onto the National Information Network.

At hour 504, few circumvention tools work as authorities crack down on satellite and VPN users outside the state-approved whitelist.

Graph from NetBlocks showing network connectivity in Iran from 24 February 2026 to 21 March 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Iran's connectivity is high through the initial time period, with a sharp drop on the morning of 28 February. The continued drop in connectivity aligns with a nation-scale internet blackout imposed by authorities after joint military strikes by the US and Israel. A brief restoration was observed on 18 March. The minimum and current connectivity levels are indicated as 1% and 2%, respectively. The chart has a dark background with a red horizontal arrow labeled 'SHUTDOWN' indicating the disruption period, and the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

⚠️ Update: is entering Nowruz, the Persian New Year, in digital darkness, as the internet blackout continues into day 21 after 480 hours.

With international connectivity cut and domestic service limited, many families are unable to contact loved ones when it's most needed.

Graph from NetBlocks showing network connectivity in Iran from 24 February 2026 to 20 March 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Iran's connectivity is high through the initial time period, with a sharp drop on the morning of 28 February. The continued drop in connectivity aligns with a nation-scale internet blackout imposed by authorities after joint military strikes by the US and Israel. A brief restoration was observed. The minimum and current connectivity levels are indicated as 1% and 2%, respectively. The chart has a dark background with a red horizontal arrow labeled 'SHUTDOWN' indicating the disruption period, and the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

⚠️ Update: 's internet blackout has entered its 20th day, with international connectivity unavailable to the general public for over 456 hours.

The incident is now the longest recorded shutdown in Iran's history, surpassing the blackout imposed during protests in January.

Graph from NetBlocks showing network connectivity in Iran from 24 February 2026 to 19 March 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Iran's connectivity is high through the initial time period, with a sharp drop on the morning of 28 February. The continued drop in connectivity aligns with a nation-scale internet blackout imposed by authorities after joint military strikes by the US and Israel. A brief restoration was observed. The minimum and current connectivity levels are indicated as 1% and 2%, respectively. The chart has a dark background with a red horizontal arrow labeled 'SHUTDOWN' indicating the disruption period, and the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

ℹ️ Update: Network data show at a brief restoration of internet connectivity in at hour 444 of the country's second-longest blackout, as some users report coming momentarily back online after an apparent filtering system glitch. However, the restoration is not sustained.

Graph from NetBlocks showing network connectivity in Iran from 24 February 2026 to 18 March 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Iran's connectivity is high through the initial time period, with a sharp drop on the morning of 28 February. The continued drop in connectivity aligns with a nation-scale internet blackout imposed by authorities after joint military strikes by the US and Israel. A brief restoration was observed. The minimum and current connectivity levels are indicated as 1% and 1%, respectively. The chart has a dark background with a red horizontal arrow labeled 'SHUTDOWN' indicating the disruption period, and with a green circle highlighting the brief restoration at the end of the period, and the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

⚠️ Update: The internet blackout in has entered its 19th day with international connectivity still unavailable after 432 hours to all but a chosen few.

As the world debates if or how the war should proceed, one voice is effectively missing: the voice of the Iranian people.

Graph from NetBlocks showing network connectivity in Iran from 24 February 2026 to 18 March 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Iran's connectivity is high through the initial time period, with a sharp drop on the morning of 28 February. The continued drop in connectivity aligns with a nation-scale internet blackout imposed by authorities after joint military strikes by the US and Israel. The minimum and current connectivity levels are indicated as 1% and 1%, respectively. The chart has a dark background with a red horizontal arrow labeled 'SHUTDOWN' indicating the disruption period, and the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

ℹ️ Update: Internet connectivity has been restored in the Congo Republic after a 2.5-day digital shutdown spanning election day and vote counting, as authorities announce President Denis Sassou ​Nguesso, who first took power in 1979, has been reelected for a fifth term with 95%.

Graph from NetBlocks showing network connectivity in the Republic of Congo from March 14, 2026, to March 17, 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing the Republic of Congo's connectivity remains stable most of the time period, with a sharp drop on the morning of March 15. The drop in connectivity aligns with an election-day internet shutdown. A total recovery is now visible. The minimum and current connectivity levels are indicated as 3% and 25%, respectively. The chart has a dark background with a red circle highlighting the decline at the end of the period and includes the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

⚠️ Update: 's internet blackout is now entering its 18th day after 408 hours without international connectivity for the general public. Chosen users are granted privileged access, while the remainder are left with a limited domestic intranet under increasingly tight control.

Graph from NetBlocks showing network connectivity in Iran from 24 February 2026 to 17 March 2026. The y-axis represents normalized connectivity, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Iran's connectivity is high through the initial time period, with a sharp drop on the morning of 28 February. The continued drop in connectivity aligns with a nation-scale internet blackout imposed by authorities after joint military strikes by the US and Israel. The minimum and current connectivity levels are indicated as 1% and 1%, respectively. The chart has a dark background with a red horizontal arrow labeled 'SHUTDOWN' indicating the disruption period, and the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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NetBlocks

⚠️ Confirmed: Analysis shows a decline in internet traffic in corresponding to an electricity grid collapse that has left millions without power. The incident comes as the island faces dwindling energy supplies amid a US oil blockade and operations in Venezuela 🪫

Graph from NetBlocks showing network traffic in Cuba from March 12, 2025, to March 16, 2025. The y-axis represents traffic, ranging from 0% to 100%, and the x-axis represents the dates. The green line representing Cuba's traffic remains stable most of the time period with a severe traffic disruption following a fault in the electricity grid on March 16. The chart has a dark background with a red circle highlighting the decline at the end of the period and includes the NetBlocks logo in the lower left corner with the Mapping Internet Freedom slogan.
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In depth

Incident Reports

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COST: The NetBlocks Cost of Shutdown Tool

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NetBlocks Cost of Shutdown Tool™ (COST) is a data-driven online service that enables anyone – including journalists, researchers, advocates, policy makers, businesses, and others – to quickly and easily produce …

The Internet Observatory

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The Internet Observatory informs NetBlocks reporting and the wider human rights community using measurement, classification and attribution techniques to detect internet disruptions, online censorship and cyber-attacks on critical infrastructure in …