svu.ru.			30 IN SOA ns2.sema.ru. noc.sema.ru. (
				2019070601 ; serial
				21600      ; refresh (6 hours)
				7200       ; retry (2 hours)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

svu.ru.			30 IN TXT "v=spf1 redirect=_spf.yandex.net a mx ~all"

svu.ru.			30 IN A	212.83.174.155

Mail exchangers:
svu.ru.			30 IN MX 10 mx.yandex.net.

Name servers:
svu.ru.			30 IN NS ns.sema.ru.
svu.ru.			30 IN NS ns2.sema.ru.