periodmed.ru.		30 IN SOA ns1.reg.ru. hostmaster.ns1.reg.ru. (
				1745103283 ; serial
				14400      ; refresh (4 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				10800      ; minimum (3 hours)
				)

periodmed.ru.		30 IN A	194.58.112.173
periodmed.ru.		30 IN AAAA 2a00:f940:4::9

Name servers:
periodmed.ru.		30 IN NS ns1.reg.ru.
periodmed.ru.		30 IN NS ns2.reg.ru.