omsk.ru.		30 IN SOA ns.omsk.ru. noc.imaster.ru. (
				2024012600 ; serial
				7200       ; refresh (2 hours)
				1800       ; retry (30 minutes)
				2592000    ; expire (4 weeks 2 days)
				345600     ; minimum (4 days)
				)

omsk.ru.		30 IN TXT "v=spf1 ip4:217.151.16.0/24 ip4:217.161.17.131 mx ptr -all"

omsk.ru.		30 IN A	217.151.17.30

Name servers:
omsk.ru.		30 IN NS ns.omsk.ru.
omsk.ru.		30 IN NS ns1.omsk.ru.