Servidores DNS Principal (mname) y Secundario (rname)
host: WATCHTOWER.ORG
class: IN
ttl: 86400
type: SOA
mname: ns1.jwm2.ORG
rname: hostmaster.watchtower.net
serial: 2024123100
refresh: 14400
retry: 3600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: watchtower.org
class: IN
ttl: 3394
type: MX
pri: 10
target: mx8.jwm2.ORG