tg.co.kr.		30 IN SOA ns.topmania.com. master.topmania.com. (
				2021031200 ; serial
				1800       ; refresh (30 minutes)
				600        ; retry (10 minutes)
				86400      ; expire (1 day)
				3600       ; minimum (1 hour)
				)

tg.co.kr.		30 IN A	180.210.47.57

Mail exchangers:
tg.co.kr.		30 IN MX 10 mail.tg.co.kr.

Name servers:
tg.co.kr.		30 IN NS ns2.topmania.com.
tg.co.kr.		30 IN NS ns.topmania.com.