Registro DMARC
v=spf1 mx include:mailplug.com ~all

Registro IPv4
host: gunbio.co.kr
class: IN
ttl: 21393
type: A
ip: 183.111.169.140

Servidores DNS Principal (mname) y Secundario (rname)
host: gunbio.co.kr
class: IN
ttl: 21394
type: SOA
mname: ns1.5yes.co.kr
rname: admin.fineyes.com
serial: 2020122901
refresh: 10800
retry: 3600
expire: 432000
minimum-ttl: 86400

Servidor de Correo
host: gunbio.co.kr
class: IN
ttl: 21394
type: MX
pri: 10
target: mx01.mailplug.com

Servidor de Correo
host: gunbio.co.kr
class: IN
ttl: 21394
type: MX
pri: 20
target: mx02.mailplug.com

Información TXT
host: gunbio.co.kr
class: IN
ttl: 21395
type: TXT
txt: v=spf1 mx include:mailplug.com ~all
entries: Array