Registro DMARC
v=DMARC1; p=reject; rua=mailto:matt@matthewchapman.co.uk

Servidores DNS Principal (mname) y Secundario (rname)
host: emcb.nl
class: IN
ttl: 1800
type: SOA
mname: donald.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2363348014
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: emcb.nl
class: IN
ttl: 300
type: MX
pri: 10
target: in1-smtp.messagingengine.com

Servidor de Correo
host: emcb.nl
class: IN
ttl: 300
type: MX
pri: 20
target: in2-smtp.messagingengine.com

Información TXT
host: emcb.nl
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.messagingengine.com ?all
entries: Array