Registro IPv4
host: Ok-net.ua
class: IN
ttl: 43200
type: A
ip: 148.251.189.220

Servidores DNS Principal (mname) y Secundario (rname)
host: Ok-net.ua
class: IN
ttl: 43200
type: SOA
mname: nsa3.srv53.net
rname: support.dnshosting.org
serial: 1694090174
refresh: 1800
retry: 600
expire: 2419200
minimum-ttl: 3600