city.nagai.yamagata.jp	IN	MX	sc06-mail01.sbt-isc.jp.
city.nagai.yamagata.jp	IN	NS	bdns01.gmoregistry.net.
city.nagai.yamagata.jp	IN	NS	bdns02.gmoregistry.net.
city.nagai.yamagata.jp	IN	NS	bdns03.gmoregistry.net.
city.nagai.yamagata.jp	IN	NS	ns.jan.ne.jp.
city.nagai.yamagata.jp	IN	NS	ns2.jan.ne.jp.