shui.kr.		30 IN SOA ns1.value-domain.com. hostmaster.shui.kr. (
				2021101122 ; serial
				3600       ; refresh (1 hour)
				900        ; retry (15 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

shui.kr.		30 IN TXT "v=spf1 ip4:202.172.26.2 ~all"

shui.kr.		30 IN A	202.172.26.2

Mail exchangers:
shui.kr.		30 IN MX 10 shui.kr.

Name servers:
shui.kr.		30 IN NS ns2.value-domain.com.
shui.kr.		30 IN NS ns1.value-domain.com.