Registro DMARC
v=DMARC1; p=none; rua=mailto:learnformula@dmarc.postmastery.com; ruf=mailto:learnformula@dmarc.postmastery.com; fo=1

Registro IPv4
host: prepformula.com
class: IN
ttl: 441
type: A
ip: 52.0.19.11

Servidores DNS Principal (mname) y Secundario (rname)
host: prepformula.com
class: IN
ttl: 900
type: SOA
mname: ns-96.awsdns-12.com
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: prepformula.com
class: IN
ttl: 441
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: prepformula.com
class: IN
ttl: 441
type: MX
pri: 10
target: alt3.aspmx.l.google.com

Servidor de Correo
host: prepformula.com
class: IN
ttl: 441
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Servidor de Correo
host: prepformula.com
class: IN
ttl: 441
type: MX
pri: 1
target: aspmx.l.google.com

Servidor de Correo
host: prepformula.com
class: IN
ttl: 441
type: MX
pri: 10
target: alt4.aspmx.l.google.com

Información TXT
host: prepformula.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=3PdEQiibEkENlvd-yQRHAdtDnCgFrKLPxSZpWHEsQlw
entries: Array

Información TXT
host: prepformula.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=_rmW5Za3cZM7Ir4HbXy_bRIYA8ixmRoYr7QPD9ip2ls
entries: Array

Información TXT
host: prepformula.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.google.com ~all
entries: Array