britva.ru.		30 IN SOA firstbytedns.net. tech.firstbytedns.net. (
				2026021000 ; serial
				3600       ; refresh (1 hour)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

britva.ru.		30 IN A	45.90.219.96

Mail exchangers:
britva.ru.		30 IN MX 10 mail.britva.ru.
britva.ru.		30 IN MX 20 mail.britva.ru.

Name servers:
britva.ru.		30 IN NS ns3.firstbytedns.net.
britva.ru.		30 IN NS ns1.firstbytedns.net.
britva.ru.		30 IN NS ns2.firstbytedns.net.