shell:$ nslookup -timeout=2 -retry=1 'naver.co.kr'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	naver.co.kr
Address: 223.130.192.247
Name:	naver.co.kr
Address: 223.130.200.219
Name:	naver.co.kr
Address: 223.130.192.248
Name:	naver.co.kr
Address: 223.130.200.236