town.sobetsu.hokkaido.jp	IN	MX	mail.union.nishi-iburi.lg.jp.
town.sobetsu.hokkaido.jp	IN	NS	ns016-m9dg9p714ddvug3u.m.d-53.info.
town.sobetsu.hokkaido.jp	IN	NS	ns016-m9dg9p714ddvug3u.m.d-53.jp.
town.sobetsu.hokkaido.jp	IN	NS	ns016-m9dg9p714ddvug3u.m.d-53.net.