Swiss airspace was temporarily closed due to technical malfunction

Technical malfunction at Skyguide – Swiss airspace closed until further notice. Skyguide, the swiss ATC organisation issued a statement early today that they had to cancel all operations for the time beeing. As of 06:20 UTC, the airspace is still closed. Flights to and from Switzerland FIR (LSAS) are not possible and some have already diverted.

Technical malfunction at Skyguide – Swiss airspace closed until further notice https://t.co/xji4N6aHKs

— Skyguide (@skyguide) June 15, 2022

Statement from Skyguide

NOTAM

A0394/22 - SWISS AIRSPACE IS CLOSED FOR IFR AND VFR TRAFFIC.)
AUSTRIAN NOF DISTRIBUTES THIS NOTAM ON BEHALF OF THE SWISS NOF 
DUE TO A CONTINGENCY SITUATION. 15 JUN 05:48 2022 UNTIL 15 JUN 07:00 2022 ESTIMATED.
CREATED: 15 JUN 05:50 2022

Update 06:40 UTC
The NOTAM above has been removed and the airspace is open as usual.