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: 5016
type: A
ip: 141.223.5.166

Servidores DNS Principal (mname) y Secundario (rname)
host: postech.ac.kr
class: IN
ttl: 8678
type: SOA
mname: ns.postech.ac.kr
rname: domain.postech.ac.kr
serial: 2023071373
refresh: 7200
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: postech.ac.kr
class: IN
ttl: 8678
type: MX
pri: 5
target: sniper.postech.ac.kr

Información TXT
host: postech.ac.kr
class: IN
ttl: 8678
type: TXT
txt: v=spf1 ip4:141.223.1.111 ip4:141.223.1.114 ip4:141.223.1.254 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

Información TXT
host: postech.ac.kr
class: IN
ttl: 8678
type: TXT
txt: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCkDRTHKiQcMbP2pTDSIMCIg+SdysVhFzLXfGAP6N4y5i8lgRAuPN/dPVH2FjWgaaUEMn6vluhLrJWQ9COcOR3kNHTnK4yTOP5+5exW4bsdgWnBzYHC7/UtHIyZlz9URfjzt2oUOUAqkNj85junvMNQA/dx4lvfltFg5ZF5/q4qWQIDAQAB
entries: Array