Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:mailadmin@postech.ac.kr; ruf=mailto:mailadmin@postech.ac.kr

Registro IPv4
host: postech.ac.kr
class: IN
ttl: 172800
type: A
ip: 141.223.5.166

Servidores DNS Principal (mname) y Secundario (rname)
host: postech.ac.kr
class: IN
ttl: 21600
type: SOA
mname: ns.postech.ac.kr
rname: domain.postech.ac.kr
serial: 2023071180
refresh: 7200
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: postech.ac.kr
class: IN
ttl: 18357
type: MX
pri: 5
target: sniper.postech.ac.kr

Información TXT
host: postech.ac.kr
class: IN
ttl: 21600
type: TXT
txt: v=DKIM1;  k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDW8R6TTlNnRv9Ot+8TNOWaCzRur5KIJHZpxXTuYtYBQZJ51TkeyZqb48JvsTGw+36K9dkukH6b+JXozTfKi0maSDV1pJ3kxn48P/IcgZBbZUWbwESYtcCe/WpApyt6L/S7F7CxYeSyEcYgQD8TMP2EW/fuzQTovAVM5ZwzcvtePwIDAQAB
entries: Array

Información TXT
host: postech.ac.kr
class: IN
ttl: 21600
type: TXT
txt: v=spf1 ip4:141.223.1.111 ip4:141.223.1.114 ip4:141.223.1.115 ip4:141.223.1.116 ip4:141.223.1.117 ip4:141.223.1.124 ip4:141.223.1.125 ip4:141.223.5.171 include:spf.protection.outlook.com include:mail.stibee.com include:_spf.google.com ~all
entries: Array