Registro DMARC
v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:deloitte-global@rua.dmp.cisco.com; ruf=mailto:deloitte-global@ruf.dmp.cisco.com

Servidores DNS Principal (mname) y Secundario (rname)
host: DELOITTE.COM.CO
class: IN
ttl: 3600
type: SOA
mname: ns1.impsat.net.CO
rname: hostmaster.impsat.net.ar
serial: 2210122000
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: DELOITTE.COM.CO
class: IN
ttl: 3600
type: MX
pri: 10
target: corpmail4mx.planisys.net

Información TXT
host: DELOITTE.COM.CO
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.mandrillapp.com -all
entries: Array