Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: understand.com
class: IN
ttl: 300
type: A
ip: 23.227.38.32

Servidores DNS Principal (mname) y Secundario (rname)
host: understand.com
class: IN
ttl: 900
type: SOA
mname: ns-1427.awsdns-50.org
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: understand.com
class: IN
ttl: 7200
type: MX
pri: 20
target: aspmx2.googlemail.com

Servidor de Correo
host: understand.com
class: IN
ttl: 7200
type: MX
pri: 0
target: aspmx.l.google.com

Servidor de Correo
host: understand.com
class: IN
ttl: 7200
type: MX
pri: 20
target: aspmx3.googlemail.com

Servidor de Correo
host: understand.com
class: IN
ttl: 7200
type: MX
pri: 10
target: alt1.aspmx.l.google.com

Servidor de Correo
host: understand.com
class: IN
ttl: 7200
type: MX
pri: 10
target: alt2.aspmx.l.google.com

Información TXT
host: understand.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=H1A7QPcRXZiujj-U4o1P66hhrz172gfRrv8KXxjmeYI
entries: Array

Información TXT
host: understand.com
class: IN
ttl: 300
type: TXT
txt: stripe-verification=5d0d381d65950a20806e0625864fe5642ab8828fd9d64ee0b3ad5448d5f18a3f
entries: Array

Información TXT
host: understand.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.google.com include:hubspotemail.net a:email-server-1.understand.com a:email-server-2.understand.com ~all
entries: Array