Servidores DNS Principal (mname) y Secundario (rname)
host: rfclub.net
class: IN
ttl: 3600
type: SOA
mname: ns1.cloudns.net
rname: support.cloudns.net
serial: 2024072307
refresh: 7200
retry: 1800
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: rfclub.net
class: IN
ttl: 3600
type: MX
pri: 10
target: mailforward1.cloudns.net

Servidor de Correo
host: rfclub.net
class: IN
ttl: 3600
type: MX
pri: 20
target: mailforward2.cloudns.net