riss.kr.		30 IN SOA ns.keris.or.kr. postmaster.keris.or.kr. (
				2026032612 ; serial
				7200       ; refresh (2 hours)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				43200      ; minimum (12 hours)
				)

riss.kr.		30 IN TXT "v=spf1 ip4:52.79.69.194 ip4:210.102.99.56
include:_spf.sirteam.net ~all"

riss.kr.		30 IN A	210.102.100.190

Mail exchangers:
riss.kr.		30 IN MX 10 SPAM-NLB-bf85e0721378d7fd.elb.ap-northeast-2.amazonaws.com.

Name servers:
riss.kr.		30 IN NS ns2.keris.or.kr.
riss.kr.		30 IN NS ns.keris.or.kr.