town.iijima.nagano.jp	IN	MX	mx2nd11.naganoken-sc.jp
town.iijima.nagano.jp	IN	MX	mx2nd12.naganoken-sc.jp
town.iijima.nagano.jp	IN	NS	ns1.naganoken-sc.jp
town.iijima.nagano.jp	IN	NS	ns2.naganoken-sc.jp