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

Non-authoritative answer:
Name:	tworld.co.kr
Address: 43.200.228.43
Name:	tworld.co.kr
Address: 3.37.135.100
Name:	tworld.co.kr
Address: 43.200.121.12