Registro DMARC
v=DMARC1; p=none; sp=none;

Servidores DNS Principal (mname) y Secundario (rname)
host: epn.ru
class: IN
ttl: 120
type: SOA
mname: ns0.mirasystem.net
rname: admins.mirasystem.net
serial: 2010073257
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 120

Servidor de Correo
host: epn.ru
class: IN
ttl: 120
type: MX
pri: 10
target: relay1.mirasystem.net

Servidor de Correo
host: epn.ru
class: IN
ttl: 120
type: MX
pri: 10
target: relay0.mirasystem.net

Información TXT
host: epn.ru
class: IN
ttl: 120
type: TXT
txt: v=spf1 mx a:mail.mirasystem.net a:pechkin.mail.miralogic.ru a:smtp0.mirasystem.net a:relay0.mail.miralogic.ru a:relay1.mail.miralogic.ru ~all
entries: Array