Servidores DNS Principal (mname) y Secundario (rname)
host: rockboard.it
class: IN
ttl: 3600
type: SOA
mname: dns.mmm.it
rname: legus.mmm.it
serial: 2005080132
refresh: 86400
retry: 1800
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: rockboard.it
class: IN
ttl: 3600
type: MX
pri: 10
target: mweb-mx.email-protect.gosecure.net

Información TXT
host: rockboard.it
class: IN
ttl: 21600
type: TXT
txt: v=spf1 a:smtp.mmm.it ~all
entries: Array