Registro DMARC
v=DMARC1; p=quarantine;

Servidores DNS Principal (mname) y Secundario (rname)
host: sakura-nsk.com
class: IN
ttl: 3600
type: SOA
mname: dns.fastdns24.com
rname: support.fastvps.ru
serial: 2022042703
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: sakura-nsk.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx.yandex.net

Información TXT
host: sakura-nsk.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:148.251.120.77 a mx include:mxsspf.sendpulse.com redirect=_spf.yandex.net (http://_spf.yandex.net) ~all
entries: Array