ucrd.ru.		30 IN SOA tagil.ens.mail.ru. support.biz.mail.ru. (
				2017072005 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

ucrd.ru.		30 IN TXT "v=spf1 redirect=_spf.mail.ru"

ucrd.ru.		30 IN A	178.248.234.146

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

Name servers:
ucrd.ru.		30 IN NS tagil.ens.mail.ru.
ucrd.ru.		30 IN NS klin.ens.mail.ru.