Registro IPv4
host: ksmart.or.kr
class: IN
ttl: 3600
type: A
ip: 211.57.200.237

Servidores DNS Principal (mname) y Secundario (rname)
host: ksmart.or.kr
class: IN
ttl: 3600
type: SOA
mname: ns1.smartidc.net
rname: root.ksmart.or.kr
serial: 2018051911
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: ksmart.or.kr
class: IN
ttl: 3600
type: MX
pri: 10
target: nmail.ksmart.or.kr

Información TXT
host: ksmart.or.kr
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:211.57.200.237 ip4:59.25.184.17 ~all
entries: Array