sumdol.org.		30 IN SOA sumdol.org. postmaster.sumdol.org. (
				20200219   ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				3600000    ; expire (5 weeks 6 days 16 hours)
				43200      ; minimum (12 hours)
				)

sumdol.org.		30 IN TXT "v=spf1 ip4:203.245.44.48 ~all"

sumdol.org.		30 IN A	203.245.44.48

Mail exchangers:
sumdol.org.		30 IN MX 10 mw-002.cafe24.com.

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