trk7.ru.		30 IN SOA ns.trk7.ru. admin.trk7.ru. (
				2023111101 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

trk7.ru.		30 IN TXT "v=spf1 mx/24 a:trk7.ru./24 -all"

trk7.ru.		30 IN A	185.71.67.146

Mail exchangers:
trk7.ru.		30 IN MX 10 mail.trk7.ru.

Name servers:
trk7.ru.		30 IN NS ns.trk7.ru.
trk7.ru.		30 IN NS ns5.kras.ru.
trk7.ru.		30 IN NS ns4-l2.nic.ru.
trk7.ru.		30 IN NS ns8-l2.nic.ru.