Registro DMARC
v=DMARC1; p=none

Servidores DNS Principal (mname) y Secundario (rname)
host: mantralingua.com
class: IN
ttl: 3600
type: SOA
mname: ns13.domaincontrol.com
rname: dns.jomax.net
serial: 2024041501
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: mantralingua.com
class: IN
ttl: 8600
type: MX
pri: 5
target: mantralingua-com.mail.protection.outlook.com

Información TXT
host: mantralingua.com
class: IN
ttl: 8600
type: TXT
txt: v=spf1 a mx include:authsmtp.com ~all
entries: Array