bestrong.ru.		30 IN SOA cannon.rain-media.ru. root.rain-media.ru. (
				2017053108 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

bestrong.ru.		30 IN TXT "v=spf1 ip4:178.63.46.66 a mx ~all"

bestrong.ru.		30 IN A	31.184.192.69

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

Name servers:
bestrong.ru.		30 IN NS ns2.rain-media.ru.
bestrong.ru.		30 IN NS ns1.rain-media.ru.