shell:$ nslookup -timeout=2 -retry=1 'ip-77-48-133-10.net.vodafone.cz'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	ip-77-48-133-10.net.vodafone.cz
Address: 77.48.133.10