ivrayon.ru.		30 IN SOA ns1.ihc.ru. info.ihc.ru. (
				2022122301 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

ivrayon.ru.		30 IN TXT "v=spf1 ip4:217.144.97.73 a mx include:_spf.mail.ru ~all"

ivrayon.ru.		30 IN A	217.144.97.73

Mail exchangers:
ivrayon.ru.		30 IN MX 10 emx.mail.ru.

Name servers:
ivrayon.ru.		30 IN NS ns2.ihc.ru.
ivrayon.ru.		30 IN NS ns1.ihc.ru.