town.sera.hiroshima.jp	IN	MX	dns.town.sera.hiroshima.jp.
town.sera.hiroshima.jp	IN	NS	ns1.a0.impervasecuredns.net.
town.sera.hiroshima.jp	IN	NS	ns1.a1.impervasecuredns.net.
town.sera.hiroshima.jp	IN	NS	ns1.a2.impervasecuredns.net.