tcltk.co.kr.		30 IN SOA ns308.dnsever.com. root.tcltk.co.kr. (
				1714076861 ; serial
				86400      ; refresh (1 day)
				600        ; retry (10 minutes)
				1209600    ; expire (2 weeks)
				300        ; minimum (5 minutes)
				)

tcltk.co.kr.		30 IN A	27.0.236.142

Name servers:
tcltk.co.kr.		30 IN NS ns352.dnsever.com.
tcltk.co.kr.		30 IN NS ns389.dnsever.com.
tcltk.co.kr.		30 IN NS ns324.dnsever.com.
tcltk.co.kr.		30 IN NS ns370.dnsever.com.
tcltk.co.kr.		30 IN NS ns308.dnsever.com.