gsnobok.or.kr.		30 IN SOA ns1.hosting.co.kr. admin.gsnobok.or.kr. (
				7          ; serial
				21600      ; refresh (6 hours)
				1800       ; retry (30 minutes)
				1209600    ; expire (2 weeks)
				180        ; minimum (3 minutes)
				)

gsnobok.or.kr.		30 IN A	58.235.246.21

Name servers:
gsnobok.or.kr.		30 IN NS ns1.hosting.co.kr.
gsnobok.or.kr.		30 IN NS ns2.hosting.co.kr.
gsnobok.or.kr.		30 IN NS ns3.hosting.co.kr.
gsnobok.or.kr.		30 IN NS ns4.hosting.co.kr.