town.niki.hokkaido.jp	IN	A	210.148.105.1
town.niki.hokkaido.jp	IN	MX	dns1.town.niki.hokkaido.jp
town.niki.hokkaido.jp	IN	NS	dns-b.iij.ad.jp
town.niki.hokkaido.jp	IN	NS	dns-c.iij.ad.jp