Post claims Ukrainian drones attacked three Yandex data centers in Russia, causing widespread service outages

A Telegram post claims Ukrainian UAVs struck three of four Russian Yandex data centers between 8 and 11 October, hitting sites in Sasovo, Kaluga and Vladimir. It alleges the Vladimir site stopped completely on 11 October, triggering widespread outages across Yandex services and knock-on disruptions for other platforms.