Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@bruceoreck.com;

Servidores DNS Principal (mname) y Secundario (rname)
host: bruceoreck.com
class: IN
ttl: 300
type: SOA
mname: ns1.systemdns.com
rname: hostmaster.systemdns.com
serial: 1777136648
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 60

Servidor de Correo
host: bruceoreck.com
class: IN
ttl: 300
type: MX
pri: 1
target: smtp.google.com

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