Registro DMARC
v=DMARC1;p=reject;fo=1;rua=mailto:aetna@rua.agari.com;ruf=mailto:aetna@ruf.agari.com

Registro IPv4
host: aetnaca.com
class: IN
ttl: 300
type: A
ip: 208.91.197.128

Servidores DNS Principal (mname) y Secundario (rname)
host: aetnaca.com
class: IN
ttl: 3600
type: SOA
mname: ns1.aetna.com
rname: hostmaster.aetna.com
serial: 27
refresh: 10800
retry: 3600
expire: 2419200
minimum-ttl: 900

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