Servidores DNS Principal (mname) y Secundario (rname)
host: clkorea.co.kr
class: IN
ttl: 180
type: SOA
mname: ns1.hosting.co.kr
rname: admin.clkorea.co.kr
serial: 12
refresh: 21600
retry: 1800
expire: 1209600
minimum-ttl: 180

Servidor de Correo
host: clkorea.co.kr
class: IN
ttl: 600
type: MX
pri: 10
target: aspmx.daum.net

Servidor de Correo
host: clkorea.co.kr
class: IN
ttl: 600
type: MX
pri: 10
target: alt.aspmx.daum.net