Registro IPv4
host: sernaplas.com
class: IN
ttl: 3600
type: A
ip: 217.76.132.38

Servidores DNS Principal (mname) y Secundario (rname)
host: sernaplas.com
class: IN
ttl: 10400
type: SOA
mname: dns21.servidoresdns.net
rname: hostmaster.servidoresdns.net
serial: 2011021105
refresh: 21600
retry: 3600
expire: 2419200
minimum-ttl: 300

Servidor de Correo
host: sernaplas.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx.serviciodecorreo.es

Información TXT
host: sernaplas.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:_spf.serviciodecorreo.es ~all
entries: Array