Registro IPv4
host: ntos.kr
class: IN
ttl: 900
type: A
ip: 211.110.178.122

host: n0.ntos.kr
class: IN
ttl: 899
type: CNAME
target: ntos.kr

Servidores DNS Principal (mname) y Secundario (rname)
host: ntos.kr
class: IN
ttl: 900
type: SOA
mname: ns9.dnszi.com
rname: root.dnszi.com
serial: 2020053001
refresh: 43200
retry: 3600
expire: 1209600
minimum-ttl: 900