bi21.ru.		30 IN SOA ns1.r01.ru. noc.parkline.ru. (
				2022030903 ; serial
				10800      ; refresh (3 hours)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				21600      ; minimum (6 hours)
				)

bi21.ru.		30 IN A	85.193.86.92

Name servers:
bi21.ru.		30 IN NS ns1.r01.ru.
bi21.ru.		30 IN NS ns2.r01.ru.