Registro DMARC
v=DMARC1; p=quarantine; pct=90; rua=mailto:support@dueclix.com; aspf=r

Registro IPv4
host: dueclix.com
class: IN
ttl: 300
type: A
ip: 52.72.3.39

Servidores DNS Principal (mname) y Secundario (rname)
host: dueclix.com
class: IN
ttl: 900
type: SOA
mname: ns-940.awsdns-53.net
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: dueclix.com
class: IN
ttl: 1800
type: MX
pri: 10
target: inbound-smtp.us-east-1.amazonaws.com

Información TXT
host: dueclix.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 +mx +a +ip4:52.72.3.39  include:_spf.google.com ~all
entries: Array