s125.ru.		30 IN SOA n.i7.ru. dns.i7.ru. (
				2014121601 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

s125.ru.		30 IN A	91.226.30.3

Name servers:
s125.ru.		30 IN NS n.i7.ru.
s125.ru.		30 IN NS s.i7.ru.