Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com; fo=1; ri=86400

Registro IPv4
host: Levis.com
class: IN
ttl: 300
type: A
ip: 204.74.99.100

Servidores DNS Principal (mname) y Secundario (rname)
host: Levis.com
class: IN
ttl: 23410
type: SOA
mname: nans1.levi.com
rname: postmaster.nans1.Levis.com
serial: 2013021528
refresh: 3600
retry: 600
expire: 604800
minimum-ttl: 86400

Información TXT
host: Levis.com
class: IN
ttl: 23411
type: TXT
txt: v=spf1 -all
entries: Array