Registro DMARC
v=DMARC1;p=reject

Registro IPv4
host: sourcecon.com
class: IN
ttl: 3600
type: A
ip: 76.76.21.21

Servidores DNS Principal (mname) y Secundario (rname)
host: sourcecon.com
class: IN
ttl: 900
type: SOA
mname: ns-354.awsdns-44.com
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: sourcecon.com
class: IN
ttl: 300
type: MX
pri: 10
target: alt3.aspmx.l.google.com

Servidor de Correo
host: sourcecon.com
class: IN
ttl: 300
type: MX
pri: 5
target: alt2.aspmx.l.google.com

Servidor de Correo
host: sourcecon.com
class: IN
ttl: 300
type: MX
pri: 5
target: alt1.aspmx.l.google.com

Servidor de Correo
host: sourcecon.com
class: IN
ttl: 300
type: MX
pri: 10
target: alt4.aspmx.l.google.com

Servidor de Correo
host: sourcecon.com
class: IN
ttl: 300
type: MX
pri: 1
target: aspmx.l.google.com

Información TXT
host: sourcecon.com
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=uWGu9Z6RUn42uTmKovQlYJGWLAhLZHOzMdsljpxCC64
entries: Array

Información TXT
host: sourcecon.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:_spf.google.com include:7873053.spf05.hubspotemail.net ~all
entries: Array