rdtc.ru.		30 IN SOA ns.rdtc.ru. root.rdtc.ru. (
				3008041025 ; serial
				5400       ; refresh (1 hour 30 minutes)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				7200       ; minimum (2 hours)
				)

rdtc.ru.		30 IN TXT "v=spf1 ip4:62.231.190.2 a mx ~all"

rdtc.ru.		30 IN A	62.231.186.6

Mail exchangers:
rdtc.ru.		30 IN MX 5 mail.rdtc.ru.

Name servers:
rdtc.ru.		30 IN NS nsv6.rdtc.ru.
rdtc.ru.		30 IN NS ns.zsttk.ru.
rdtc.ru.		30 IN NS ns.rdtc.ru.
rdtc.ru.		30 IN NS ns3.rdtc.ru.