Registro IPv4
host: ssn.cz
class: IN
ttl: 3600
type: A
ip: 37.9.175.205

Servidores DNS Principal (mname) y Secundario (rname)
host: ssn.cz
class: IN
ttl: 1800
type: SOA
mname: alfa.ns.active24.cz
rname: hostmaster.active24.cz
serial: 2026060602
refresh: 10800
retry: 1800
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: ssn.cz
class: IN
ttl: 3600
type: MX
pri: 100
target: mx20.active24.cz

Servidor de Correo
host: ssn.cz
class: IN
ttl: 3600
type: MX
pri: 10
target: mx10.active24.cz

Información TXT
host: ssn.cz
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx include:_spf.websupport.cz include:spf.active24.com ~all
entries: Array