Registro DMARC
v=DMARC1; p=none; adkim=s; aspf=s; sp=none

Registro IPv4
host: letsgo-travel.com
class: IN
ttl: 3600
type: A
ip: 52.6.180.49

Servidores DNS Principal (mname) y Secundario (rname)
host: letsgo-travel.com
class: IN
ttl: 3600
type: SOA
mname: letsgo-travel.com
rname: support.cruisesystem.com
serial: 2025121041
refresh: 3600
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: letsgo-travel.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx1.cruisesystem.com

Servidor de Correo
host: letsgo-travel.com
class: IN
ttl: 3600
type: MX
pri: 20
target: mx2.cruisesystem.com

Información TXT
host: letsgo-travel.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.cruisesystem.com ~all
entries: Array