shell:$ nslookup -timeout=2 -retry=1 'www.kbs.co.kr'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	www.kbs.co.kr
Address: 108.156.184.84
Name:	www.kbs.co.kr
Address: 108.156.184.58
Name:	www.kbs.co.kr
Address: 108.156.184.117
Name:	www.kbs.co.kr
Address: 108.156.184.82