Registro IPv4
host: cerny-labrador.cz
class: IN
ttl: 3600
type: A
ip: 217.31.49.238

Servidores DNS Principal (mname) y Secundario (rname)
host: cerny-labrador.cz
class: IN
ttl: 3600
type: SOA
mname: ns1.ignum.com
rname: hostmaster.ignum.cz
serial: 2025051801
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: cerny-labrador.cz
class: IN
ttl: 3600
type: MX
pri: 10
target: mail8.ignum.cz

Servidor de Correo
host: cerny-labrador.cz
class: IN
ttl: 3600
type: MX
pri: 20
target: mail2.ignum.cz