banban.jp.		30 IN SOA ns0.banban.jp. postmaster.banban.jp. (
				1773803736 ; serial
				7200       ; refresh (2 hours)
				1800       ; retry (30 minutes)
				1209600    ; expire (2 weeks)
				3600       ; minimum (1 hour)
				)

banban.jp.		30 IN TXT "v=spf1 include:spf.gao.ne.jp +ip4:15.152.206.232/32
+ip4:57.181.16.88/32 ~all"

Mail exchangers:
banban.jp.		30 IN MX 20 rmx.mailgw.jp.

Name servers:
banban.jp.		30 IN NS ns1.banban.jp.
banban.jp.		30 IN NS ns0.banban.jp.