shell:$ nslookup -timeout=2 -retry=1 'www.whatsup.gr'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
www.whatsup.gr	canonical name = 288nk.x.incapdns.net.
Name:	288nk.x.incapdns.net
Address: 45.223.229.243