Servidores DNS Principal (mname) y Secundario (rname)
host: daru.kr
class: IN
ttl: 1800
type: SOA
mname: daru.kr
rname: postmaster.daru.kr
serial: 20130124
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 43200

Servidor de Correo
host: daru.kr
class: IN
ttl: 1800
type: MX
pri: 10
target: mw-002.cafe24.com