Registro IPv4
host: ibtech.kr
class: IN
ttl: 74942
type: A
ip: 222.239.250.65

Servidores DNS Principal (mname) y Secundario (rname)
host: ibtech.kr
class: IN
ttl: 74942
type: SOA
mname: ns.ibtech.kr
rname: hjkim.ibtech.kr
serial: 42
refresh: 10800
retry: 900
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: ibtech.kr
class: IN
ttl: 10144
type: MX
pri: 10
target: mail.ibtech.kr

Información TXT
host: ibtech.kr
class: IN
ttl: 10144
type: TXT
txt: v=spf1 ip4:222.239.250.65 -all
entries: Array