shell:$ nslookup -timeout=2 -retry=1 'chytryrejstrik.cz'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	chytryrejstrik.cz
Address: 91.239.203.96
Name:	chytryrejstrik.cz
Address: 2001:67c:e94:1:1:5bef:cb60:1