shell:$ nslookup -timeout=2 -retry=1 'bleskmobil.cz'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	bleskmobil.cz
Address: 80.79.30.99
Name:	bleskmobil.cz
Address: 2a01:430:101:1000:1::2