shell:$ nslookup -timeout=2 -retry=1 'poker.pmang.game.daum.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
poker.pmang.game.daum.net	canonical name = poker-daum.pmang.com.
poker-daum.pmang.com	canonical name = poker.pmang.game.daum.net.cdn.cloudflare.net.
Name:	poker.pmang.game.daum.net.cdn.cloudflare.net
Address: 104.16.150.130
Name:	poker.pmang.game.daum.net.cdn.cloudflare.net
Address: 104.16.151.130