RDAP source
https://rdap.nic.cz
port 43: whois.nic.cz
The domain is active in the registry.
Signed delegation in place.
WHOIS source
whois.nic.cz
REG-ACTIVE24 REG-WEBSUPPORT
Meteopress spol. s.r.o., Michal Najman ACTIVE 24, s.r.o. Websupport, s.r.o.
Make a direct request at ICANN.