Registro DMARC
v=DMARC1; p=none

Servidores DNS Principal (mname) y Secundario (rname)
host: tupu100.com
class: IN
ttl: 180
type: SOA
mname: f1g1ns1.dnspod.net
rname: freednsadmin.dnspod.com
serial: 1693984473
refresh: 3600
retry: 180
expire: 1209600
minimum-ttl: 180

Servidor de Correo
host: tupu100.com
class: IN
ttl: 600
type: MX
pri: 5
target: mail.tupu100.com

Información TXT
host: tupu100.com
class: IN
ttl: 600
type: TXT
txt: v=spf1  mx:tupu100.com ~all
entries: Array

Información TXT
host: tupu100.com
class: IN
ttl: 600
type: TXT
txt: MS=7E778DE63C68991C8A7F0AAA8D2E48C70C85EE85
entries: Array