Servidores DNS Principal (mname) y Secundario (rname)
host: notalex.net
class: IN
ttl: 3600
type: SOA
mname: ns53.domaincontrol.com
rname: dns.jomax.net
serial: 2023022100
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: notalex.net
class: IN
ttl: 3600
type: MX
pri: 0
target: smtp.secureserver.net

Servidor de Correo
host: notalex.net
class: IN
ttl: 3600
type: MX
pri: 10
target: mailstore1.secureserver.net