Registro IPv4
host: petnik.cz
class: IN
ttl: 300
type: A
ip: 93.185.104.18

Servidores DNS Principal (mname) y Secundario (rname)
host: petnik.cz
class: IN
ttl: 300
type: SOA
mname: ns.pipni.cz
rname: pipni.pipni.cz
serial: 452515374
refresh: 10800
retry: 1800
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: petnik.cz
class: IN
ttl: 300
type: MX
pri: 10
target: mail.petnik.cz

Servidor de Correo
host: petnik.cz
class: IN
ttl: 300
type: MX
pri: 20
target: ns2.pipni.cz