Registro DMARC
v=spf1 include:spf.messagingengine.com ?all

Registro IPv4
host: marydell.com
class: IN
ttl: 7200
type: A
ip: 208.91.197.26

Servidores DNS Principal (mname) y Secundario (rname)
host: marydell.com
class: IN
ttl: 7200
type: SOA
mname: NS45.WORLDNIC.com
rname: namehost.WORLDNIC.com
serial: 123121323
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: marydell.com
class: IN
ttl: 7200
type: MX
pri: 20
target: in2.smtp.messagingengine.com

Servidor de Correo
host: marydell.com
class: IN
ttl: 7200
type: MX
pri: 10
target: in1.smtp.messagingengine.com

Información TXT
host: marydell.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 include:spf.messagingengine.com ?all
entries: Array