.			86400	IN	SOA	rootns. you.test. 2017071100 1800 900 604800 86400

.			518400	IN	NS	rootns.

rootns.	518400	IN	A	198.41.0.4
rootns.	518400	IN	AAAA	2001:503:ba3e::2:30

test.	1	IN	TXT	"check and change answer"