Registro DMARC
v=DMARC1;p=reject;fo=1;rua=mailto:dmarc_rua@emaildefense.proofpoint.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;

Servidores DNS Principal (mname) y Secundario (rname)
host: eznetqc.com
class: IN
ttl: 14400
type: SOA
mname: ns1-e1.fnf.com
rname: please_set_email.absolutely.nowhere
serial: 4
refresh: 14400
retry: 1800
expire: 2419200
minimum-ttl: 60

Información TXT
host: eznetqc.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 -all
entries: Array