Registro IPv4
host: ivyspeech.co.kr
class: IN
ttl: 857
type: A
ip: 172.233.91.188

Servidores DNS Principal (mname) y Secundario (rname)
host: ivyspeech.co.kr
class: IN
ttl: 1800
type: SOA
mname: ivyspeech.co.kr
rname: postmaster.ivyspeech.co.kr
serial: 20240223
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 43200