city.noboribetsu.hokkaido.jp	IN	MX	mail.union.nishi-iburi.lg.jp.
city.noboribetsu.hokkaido.jp	IN	NS	ns013-c278h1frsrpg52jg.c.d-53.info.
city.noboribetsu.hokkaido.jp	IN	NS	ns013-c278h1frsrpg52jg.c.d-53.jp.
city.noboribetsu.hokkaido.jp	IN	NS	ns013-c278h1frsrpg52jg.c.d-53.net.