Registro DMARC
v=DMARC1; p=reject

Servidores DNS Principal (mname) y Secundario (rname)
host: thinkingpulse.com
class: IN
ttl: 3600
type: SOA
mname: ns1.nameserver.net.au
rname: hostmaster.thinkingpulse.com
serial: 2025050801
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: thinkingpulse.com
class: IN
ttl: 3600
type: MX
pri: 5
target: in1-smtp.messagingengine.com

Servidor de Correo
host: thinkingpulse.com
class: IN
ttl: 3600
type: MX
pri: 10
target: in2-smtp.messagingengine.com

Información TXT
host: thinkingpulse.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.messagingengine.com ~all
entries: Array