Registro IPv4
host: emstech.co.kr
class: IN
ttl: 90
type: A
ip: 112.175.184.30

Servidores DNS Principal (mname) y Secundario (rname)
host: emstech.co.kr
class: IN
ttl: 90
type: SOA
mname: ns1.dothome.co.kr
rname: ns2.dothome.co.kr
serial: 2005032901
refresh: 7200
retry: 1800
expire: 691200
minimum-ttl: 3600

Servidor de Correo
host: emstech.co.kr
class: IN
ttl: 90
type: MX
pri: 10
target: mail.emstech.co.kr

Información TXT
host: emstech.co.kr
class: IN
ttl: 90
type: TXT
txt: v=spf1 mx include:mailplug.com ~all
entries: Array