Registro IPv4
host: bull9.com
class: IN
ttl: 10800
type: A
ip: 109.206.225.133

Servidores DNS Principal (mname) y Secundario (rname)
host: bull9.com
class: IN
ttl: 10800
type: SOA
mname: ns2.bull9.com
rname: root.bull9.com
serial: 2007010113
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: bull9.com
class: IN
ttl: 10800
type: MX
pri: 10
target: mx1.bull9.com