Registro DMARC
v=DMARC1 ; p=none ; rua=mailto:support@copen.jp; ruf=mailto:support@copen.jp;

Registro IPv4
host: copen.jp
class: IN
ttl: 900
type: A
ip: 3.114.131.24

Servidores DNS Principal (mname) y Secundario (rname)
host: copen.jp
class: IN
ttl: 900
type: SOA
mname: a28-64.akam.net
rname: hostmaster.akamai.com
serial: 1561527190
refresh: 43200
retry: 7200
expire: 604800
minimum-ttl: 7200

Servidor de Correo
host: copen.jp
class: IN
ttl: 300
type: MX
pri: 10
target: dmail.kagoya.net

Servidor de Correo
host: copen.jp
class: IN
ttl: 300
type: MX
pri: 20
target: ist-mail3.i-studio.co.jp

Información TXT
host: copen.jp
class: IN
ttl: 300
type: TXT
txt: ckn3htuji2nu761dbro3lkjglp
entries: Array

Información TXT
host: copen.jp
class: IN
ttl: 300
type: TXT
txt: pgupev28hqtlufumh4g6ivjisq
entries: Array

Información TXT
host: copen.jp
class: IN
ttl: 300
type: TXT
txt: 82vbnt2740q54c6svmcub0l6qn
entries: Array

Información TXT
host: copen.jp
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:210.140.4.0/24 ip4:210.170.57.64/26 ip4:210.170.58.128/26 ip4:124.110.70.128/26 ip4:110.50.65.0/24 include:md26.maildealer.jp include:spf.haihaimail.jp include:mdribbon.maildealer.jp include:spf-bma.mpme.jp ~all
entries: Array