htc-support.ru.		30 IN SOA s12.cishost.ru. root.s12.cishost.ru. (
				2022012000 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

htc-support.ru.		30 IN TXT "v=spf1 ip4:31.41.43.1 a mx ~all"

htc-support.ru.		30 IN A	31.41.43.1

Mail exchangers:
htc-support.ru.		30 IN MX 10 mail.htc-support.ru.
htc-support.ru.		30 IN MX 20 mail.htc-support.ru.

Name servers:
htc-support.ru.		30 IN NS ns1.cishost.ru.
htc-support.ru.		30 IN NS ns2.cishost.ru.