Registro IPv4
host: itaka.net
class: IN
ttl: 1800
type: A
ip: 91.198.146.229

Servidores DNS Principal (mname) y Secundario (rname)
host: itaka.net
class: IN
ttl: 3600
type: SOA
mname: dns1.tld.pl
rname: pomoc.domeny.pl
serial: 2017090101
refresh: 10800
retry: 1800
expire: 604800
minimum-ttl: 3600