city.onomichi.hiroshima.jp	IN	MX	mx.city.onomichi.hiroshima.jp
city.onomichi.hiroshima.jp	IN	NS	ns1.a0.impervasecuredns.net
city.onomichi.hiroshima.jp	IN	NS	ns1.a1.impervasecuredns.net
city.onomichi.hiroshima.jp	IN	NS	ns1.a2.impervasecuredns.net
city.onomichi.hiroshima.jp	IN	TXT	v=spf1 ip4:158.199.127.76 ip4:211.12.252.21 ~all