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

Servidores DNS Principal (mname) y Secundario (rname)
host: emunipay.com
class: IN
ttl: 600
type: SOA
mname: sinetfi1.navient.com
rname: domain\.techadmin.salliemae.com
serial: 4
refresh: 14400
retry: 3600
expire: 2419200
minimum-ttl: 600

Información TXT
host: emunipay.com
class: IN
ttl: 600
type: TXT
txt: v=spf1 -all
entries: Array