Russia is swiftly bolstering a multi-layered air defense network around Moscow, deploying over 100 anti-aircraft systems to shield the capital from increasingly frequent Ukrainian drone attacks.

According to an investigation by Radio Liberty based on OSINT satellite analysis, Russian forces have begun constructing an additional protective “ring” featuring Pantsir-S1 surface-to-air missile systems mounted on high-altitude towers. The first tower of this new defensive layer was geolocated near the city of Kashira in the Moscow region as early as February, The Caspian Post reports, citing Kyiv Post.

The total number of air defense units - including Pantsir, S-300, and S-400 batteries - encircling the capital has grown steadily since 2023, now exceeding 100 individual units. This reflects a massive effort to recreate a layered, Soviet-style defensive layout, often utilizing former Cold War-era military positions.

The Blurring of Valdai

In an unprecedented move for civilian infrastructure, the popular Russian navigation service Yandex Maps has “hidden” Vladimir Putin’s residence in Valdai.

The territory has been blurred on satellite imagery, a treatment previously applied only to sensitive military-industrial plants and defense facilities.

During a combative address on Red Square on Saturday, May 9, Vladimir Putin described Russian soldiers in Ukraine as heroes confronting an “aggressive force” backed by the entire NATO bloc. The parade was significantly scaled back, featuring no military hardware for the first time in nearly 20 years and only a few foreign dignitaries. The event proceeded under a fragile three-day ceasefire brokered by US President Donald Trump, intended to facilitate a large-scale prisoner exchange.

Reports indicate that the Valdai residence, where Putin reportedly spends significant time, is now protected by more than 25 dedicated air defense systems.

A capital Under Pressure

The concentration of defenses around Moscow comes as the city faces a growing threat from long-range Ukrainian UAVs. On Monday, a drone struck a 36th-floor residential apartment on Mosfilmovskaya Street, just 6 kilometers (3.7 miles) from the Kremlin.

Ahead of the May 9 parade, Russian authorities implemented a total shutdown of mobile internet and SMS services in Moscow and St. Petersburg to prevent drones from using cellular networks for navigation.

Experts warn that the obsession with protecting the capital and elite residences may be leaving frontline regions like Belgorod, Bryansk, and Kursk vulnerable, as systems are redeployed to Moscow.

President Volodymyr Zelensky noted on Monday that the lack of heavy military equipment at this year’s Victory Day parade demonstrates that Moscow “can no longer afford” a traditional show of strength, as it struggles to defend its own airspace.