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

Non-authoritative answer:
Name:	www.nos.pt
Address: 104.18.18.73
Name:	www.nos.pt
Address: 104.18.19.73
Name:	www.nos.pt
Address: 2606:4700::6812:1349
Name:	www.nos.pt
Address: 2606:4700::6812:1249