Registro DMARC
v=spf1 include:spf.cafe24.com ~all

Registro IPv4
host: duoant.co.kr
class: IN
ttl: 126
type: A
ip: 183.111.174.73

Servidores DNS Principal (mname) y Secundario (rname)
host: duoant.co.kr
class: IN
ttl: 127
type: SOA
mname: duoant.co.kr
rname: postmaster.duoant.co.kr
serial: 20130829
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 43200

Servidor de Correo
host: duoant.co.kr
class: IN
ttl: 128
type: MX
pri: 10
target: spam.cafe24.com

Información TXT
host: duoant.co.kr
class: IN
ttl: 128
type: TXT
txt: v=spf1 include:spf.cafe24.com ~all
entries: Array