Registro IPv4
host: sff.cz
class: IN
ttl: 864
type: A
ip: 185.53.178.6

Servidores DNS Principal (mname) y Secundario (rname)
host: sff.cz
class: IN
ttl: 864
type: SOA
mname: dns.nethost.cz
rname: hostmaster.nethost.cz
serial: 2025062400
refresh: 10801
retry: 3600
expire: 3600000
minimum-ttl: 864

Servidor de Correo
host: sff.cz
class: IN
ttl: 864
type: MX
pri: 5
target: mail.h-email.net