Registro DMARC
v=DMARC1; p=reject;

Registro IPv4
host: grup4.com
class: IN
ttl: 3600
type: A
ip: 217.76.130.145

Servidores DNS Principal (mname) y Secundario (rname)
host: grup4.com
class: IN
ttl: 3600
type: SOA
mname: dns1.serv512342.servidoresdns.net
rname: hostmaster.serv512342.servidoresdns.net
serial: 2016090618
refresh: 21600
retry: 3600
expire: 2419200
minimum-ttl: 300

Servidor de Correo
host: grup4.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx.serviciodecorreo.es

Información TXT
host: grup4.com
class: IN
ttl: 90
type: TXT
txt: v=spf1 include:_spf.serviciodecorreo.es include:spf.mailjet.com ~all
entries: Array

Información TXT
host: grup4.com
class: IN
ttl: 90
type: TXT
txt: MS=ms98963123
entries: Array