Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: rsa.pub
class: IN
ttl: 3374
type: A
ip: 103.168.172.37

Registro IPv4
host: rsa.pub
class: IN
ttl: 3374
type: A
ip: 103.168.172.52

Servidores DNS Principal (mname) y Secundario (rname)
host: rsa.pub
class: IN
ttl: 3375
type: SOA
mname: ns1.messagingengine.com
rname: postmaster.messagingengine.com
serial: 2026101100
refresh: 86391
retry: 600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: rsa.pub
class: IN
ttl: 3375
type: MX
pri: 20
target: us2-smtp.messagingengine.com

Servidor de Correo
host: rsa.pub
class: IN
ttl: 3375
type: MX
pri: 10
target: us1-smtp.messagingengine.com

Información TXT
host: rsa.pub
class: IN
ttl: 3375
type: TXT
txt: v=spf1 include:spf.messagingengine.com ?all
entries: Array