shell:$ nslookup -timeout=2 -retry=1 'www.bitcoin.co.id'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	www.bitcoin.co.id
Address: 104.19.213.89
Name:	www.bitcoin.co.id
Address: 104.19.214.89