Registro DMARC
v=DMARC1; p=reject; sp=reject; rua=mailto:; ruf=mailto:;

Servidores DNS Principal (mname) y Secundario (rname)
host: mortgagemarble.com
class: IN
ttl: 21600
type: SOA
mname: dns1.cscdns.net
rname: hostmaster.cscdns.net
serial: 2023031415
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: mortgagemarble.com
class: IN
ttl: 21600
type: MX
pri: 0
target: 

Información TXT
host: mortgagemarble.com
class: IN
ttl: 21600
type: TXT
txt: nxfinastra
entries: Array

Información TXT
host: mortgagemarble.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 -all
entries: Array