Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: isitdbt.net
class: IN
ttl: 14400
type: A
ip: 173.254.30.81

Servidores DNS Principal (mname) y Secundario (rname)
host: isitdbt.net
class: IN
ttl: 68567
type: SOA
mname: ns1.justhost.com
rname: root.just2040.justhost.com
serial: 2025040400
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 300

Servidor de Correo
host: isitdbt.net
class: IN
ttl: 14400
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: isitdbt.net
class: IN
ttl: 14400
type: MX
pri: 1
target: aspmx.l.google.com

Servidor de Correo
host: isitdbt.net
class: IN
ttl: 14400
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Servidor de Correo
host: isitdbt.net
class: IN
ttl: 14400
type: MX
pri: 10
target: alt4.aspmx.l.google.com

Servidor de Correo
host: isitdbt.net
class: IN
ttl: 14400
type: MX
pri: 10
target: alt3.aspmx.l.google.com

Información TXT
host: isitdbt.net
class: IN
ttl: 14400
type: TXT
txt: v=spf1 a mx ptr include:justhost.com ?all
entries: Array