Ukrainian Drones Struck Three Yandex Data Centers
The coordinated strikes disabled regional cloud infrastructure, causing widespread service disruptions across four countries.
Updated on Oct. 12, 2026 in Data Centers
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Over four days in October 2026, Ukrainian drone strikes crippled three Yandex data centers located in Russia. The attacks caused complete shutdowns of infrastructure supporting over 80 digital platforms, including major search, transportation, and banking services.
Why it matters
The strikes mark a shift toward targeting digital backbone infrastructure as a form of strategic retaliation. The damage underscores the vulnerability of centralized cloud facilities to kinetic aerial attacks on physical power and compute assets.
The Vladimir site featured a 50-megawatt capacity, while the Sasovo facility housed the Lyapunov and Chervonenkis supercomputers. The Chervonenkis system previously held a 19th-place global ranking in 2021.
The players
Yandex
A major technology company providing search, cloud computing, and transportation services across Eastern Europe and Central Asia.
Volodymyr Zelensky
The President of Ukraine who confirmed his government's responsibility for the coordinated strikes.
The details
Ukrainian forces deployed drones to strike the physical infrastructure of the Yandex cloud backbone, triggering fires and full facility shutdowns. These facilities act as central compute hubs for services like Taxi and Search, utilizing hardware such as the Chervonenkis supercomputer—a high-performance system designed for massive parallel processing tasks. The destruction of these power and cooling centers renders the hosted digital services inaccessible across multiple nations.
Timeline
October 8, 2026: A drone strike hit a data center in Sasovo.
October 9, 2026: A drone strike hit a data center in the Kaluga region.
October 11, 2026: A drone strike hit a 50-megawatt data center in Vladimir.
The Tech Race
The attacks follow a pattern set by the 2022 Russian attacks on Ukraine's power and telecom infrastructure. This marks a strategic shift where digital backbone stability has become a primary objective in the current conflict.
Users in Russia, Kazakhstan, Belarus, and Armenia continue to experience outages for Yandex Search, Taxi, and banking services. Yandex has not provided a restoration date for these platforms.
The takeaway
The physical vulnerability of high-compute data centers remains a critical operational risk for large-scale digital platforms. Observers should monitor future Yandex service status updates to determine if the Sasovo equipment can be salvaged or if the sites require complete reconstruction.
Further reading
For broader analysis on infrastructure resilience, visit Data Centers.
Source note: This article includes information reported by Startup Fortune.
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