irucz.ru.		30 IN SOA alfa.ns.active24.cz. hostmaster.active24.cz. (
				2021101024 ; serial
				10800      ; refresh (3 hours)
				1800       ; retry (30 minutes)
				1209600    ; expire (2 weeks)
				3600       ; minimum (1 hour)
				)

Mail exchangers:
irucz.ru.		30 IN MX 10 mx1.active24.com.

Name servers:
irucz.ru.		30 IN NS alfa.ns.active24.cz.
irucz.ru.		30 IN NS beta.ns.active24.cz.