mrt-region.ru.		30 IN SOA z101.zoon.ru. robot.zoon.ru. (
				2014051201 ; serial
				3600       ; refresh (1 hour)
				1200       ; retry (20 minutes)
				691200     ; expire (1 week 1 day)
				600        ; minimum (10 minutes)
				)

mrt-region.ru.		30 IN A	31.184.217.9

Name servers:
mrt-region.ru.		30 IN NS z108.zoon.ru.
mrt-region.ru.		30 IN NS z101.zoon.ru.