Servidores DNS Principal (mname) y Secundario (rname)
host: zonalaplata.com.ar
class: IN
ttl: 8540
type: SOA
mname: ns1.centauri.com.ar
rname: dominios.centauri.com.ar
serial: 2017010112
refresh: 28800
retry: 14400
expire: 360000
minimum-ttl: 86400

Servidor de Correo
host: zonalaplata.com.ar
class: IN
ttl: 8539
type: MX
pri: 20
target: mx.zonalaplata.com.ar

Información TXT
host: zonalaplata.com.ar
class: IN
ttl: 8540
type: TXT
txt: v=spf1 mx -all
entries: Array