city.higashiosaka.osaka.jp	IN	NS	ns1.utility.optage.co.jp.
city.higashiosaka.osaka.jp	IN	NS	ns2.utility.optage.co.jp.
dream21.higashiosaka.osaka.jp	IN	A	60.43.134.83
dream21.higashiosaka.osaka.jp	IN	MX	dream21.higashiosaka.osaka.jp.
dream21.higashiosaka.osaka.jp	IN	NS	mwns1.customer.ne.jp.
dream21.higashiosaka.osaka.jp	IN	NS	mwns2.customer.ne.jp.