sja.co.kr.		30 IN SOA root.sja.co.kr. 2018081311. (
				3600       ; serial
				300        ; refresh (5 minutes)
				604800     ; retry (1 week)
				3600       ; expire (1 hour)
				3600       ; minimum (1 hour)
				)

sja.co.kr.		30 IN TXT "v=spf1 ip4:123.212.238.183 ip4:211.46.109.23 ~all"

sja.co.kr.		30 IN A	14.63.173.127

Mail exchangers:
sja.co.kr.		30 IN MX 10 wblock.sja.co.kr.

Name servers:
sja.co.kr.		30 IN NS ns1.namesvr.net.
sja.co.kr.		30 IN NS ns2.namesvr.net.