Registro IPv4
host: play123.co.kr
class: IN
ttl: 343
type: A
ip: 119.205.211.251

Servidores DNS Principal (mname) y Secundario (rname)
host: play123.co.kr
class: IN
ttl: 3600
type: SOA
mname: root.play123.co.kr
rname: 2017080815
serial: 3600
refresh: 300
retry: 604800
expire: 3600
minimum-ttl: 3600

Servidor de Correo
host: play123.co.kr
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.play123.co.kr