Registro IPv4
host: duris.cz
class: IN
ttl: 1800
type: A
ip: 81.2.196.45

Servidores DNS Principal (mname) y Secundario (rname)
host: duris.cz
class: IN
ttl: 3600
type: SOA
mname: ns.grdns.cz
rname: admin.forpsi.com
serial: 2022061301
refresh: 14400
retry: 3600
expire: 2592000
minimum-ttl: 3600