Ukrainian Drones Disabled Three Yandex Data Centers
The coordinated strikes caused significant service disruptions across Russia and neighboring nations.
Updated on Oct. 12, 2026 in Data Centers
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Ukrainian drone strikes disabled three major Yandex data centers over a four-day period in October 2026. The attacks caused widespread service outages for users of the company's search, taxi, and banking platforms.
Why it matters
Ukrainian officials stated the strikes were launched in retaliation for ongoing Russian attacks against Ukraine's own critical power and telecommunications infrastructure.
The Vladimir data center possessed a 50-megawatt capacity supporting over 80 digital platforms, while the Sasovo facility housed the Chervonenkis and Lyapunov supercomputers. Following the attacks, Yandex share prices declined by more than 3%.
The players
Yandex
A major multinational technology company that provides internet-related services including search engines, ride-sharing, and financial tools.
Volodymyr Zelensky
The President of Ukraine who confirmed that his government was responsible for the drone attacks against the Russian data centers.
The details
The drone strikes targeted facilities in Sasovo, Kaluga, and Vladimir, resulting in fires and total system shutdowns. These outages impacted Yandex users in Russia, Kazakhstan, Belarus, and Armenia, though the company has not confirmed if the hardware can be repaired.
Timeline
October 8, 2026: A drone strike hit the Yandex facility in Sasovo.
October 9, 2026: A drone strike hit the Yandex facility in the Kaluga region.
October 11, 2026: A drone strike hit the Yandex facility in Vladimir.
The Tech Race
This story marks a rare kinetic strike against a high-performance computing asset like the Chervonenkis supercomputer, which was ranked 19th globally in 2021. The targeting of this hardware marks an expansion of conventional conflict into the physical destruction of strategic computing power.
Users of Yandex services in the affected regions have faced significant service outages that prevent access to taxi, search, and banking functions. The company has not provided a timeline for when these platforms will return to normal operation.
The takeaway
The disabling of these facilities highlights how physical warfare can immediately cripple digital service ecosystems that millions rely on daily. Users should prepare for continued instability across these platforms until the company can establish redundant or recovered capacity.
Further reading
For more information on the evolving security of digital infrastructure, visit the Data Centers section.
Source note: This article includes information reported by Startup Fortune.
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