Servidores DNS Principal (mname) y Secundario (rname)
host: genericrev.cantv.net
class: IN
ttl: 9826
type: SOA
mname: localhost
rname: hostmaster.cantv.net
serial: 2014022001
refresh: 172800
retry: 3600
expire: 1728000
minimum-ttl: 172800

Servidor de Correo
host: genericrev.cantv.net
class: IN
ttl: 9827
type: MX
pri: 10
target: relay.cantv.net

Información TXT
host: genericrev.cantv.net
class: IN
ttl: 9827
type: TXT
txt: v=spf1 ip4:200.44.32.0/23 ip4:200.11.173.0/24 ~all
entries: Array