dooriedu.co.kr.		30 IN SOA dooriedu.co.kr. postmaster.dooriedu.co.kr. (
				20140609   ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				3600000    ; expire (5 weeks 6 days 16 hours)
				43200      ; minimum (12 hours)
				)

dooriedu.co.kr.		30 IN TXT "v=spf1 ip4:112.175.246.57 ~all"

dooriedu.co.kr.		30 IN A	183.111.141.74

Mail exchangers:
dooriedu.co.kr.		30 IN MX 10 spam.cafe24.com.

Name servers:
dooriedu.co.kr.		30 IN NS ns1.cafe24.co.kr.
dooriedu.co.kr.		30 IN NS ns2.cafe24.co.kr.
dooriedu.co.kr.		30 IN NS ns2.cafe24.com.
dooriedu.co.kr.		30 IN NS ns1.cafe24.com.