2hz.org.		300 IN SOA 2hz.org. root\@mydns.jp. (
				1656964215 ; serial
				600        ; refresh (10 minutes)
				180        ; retry (3 minutes)
				600        ; expire (10 minutes)
				300        ; minimum (5 minutes)
				)

2hz.org.		300 IN TXT "v=spf1 +ip4:183.76.16.9 a:auth.gate-on.net a mx
include:_spf.2hz.org -all"

2hz.org.		300 IN A 183.76.16.9

Mail exchangers:
2hz.org.		300 IN MX 10 2hz.org.

Name servers:
2hz.org.		300 IN NS ns1.mydns.jp.
2hz.org.		300 IN NS ns0.mydns.jp.
2hz.org.		300 IN NS ns2.mydns.jp.