Registro IPv4
host: intranubs.com
class: IN
ttl: 3600
type: A
ip: 170.75.167.172

Servidores DNS Principal (mname) y Secundario (rname)
host: intranubs.com
class: IN
ttl: 1200
type: SOA
mname: ns1.lunanode.net
rname: hostmaster.intranubs.com
serial: 5
refresh: 3600
retry: 900
expire: 2419200
minimum-ttl: 3600