Registro IPv4
host: sewontech.kr
class: IN
ttl: 333
type: A
ip: 222.239.253.47

Servidores DNS Principal (mname) y Secundario (rname)
host: sewontech.kr
class: IN
ttl: 21600
type: SOA
mname: ns1.ksdom.kr
rname: domain.ksidc.net
serial: 2022011028
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 21600