Thank you very much, everybody!
France and UK as well, right from the source:
Belavia news
25 May 2021 The United Kingdom and France imposed flight bans
https://en.belavia.by/news/4674378/
Finland and Czech Republic have banned flights (updated)
https://en.belavia.by/news/4724337/
Even if on the site is a notification on ban from Ukraine (
https://en.belavia.by/news/4674385/) many flight overflown today UKR - maybe the ban was on UKR destinations/origins.
In addition: Due to flight bans from a number of countries, Belavia is forced to cancel flights
from 27 May to 30 October 2021 to the following destinations: Warsaw; Milan; Amsterdam; Rome; Frankfurt; Berlin; Munich; Hannover; Vienna; Brussels; Barcelona; Kaliningrad.
https://en.belavia.by/news/4724345/