Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:ccortes421@hotmail.com; pct=10

Servidores DNS Principal (mname) y Secundario (rname)
host: itm.edu.co
class: IN
ttl: 3600
type: SOA
mname: asclepio.itm.edu.co
rname: hostmaster.itm.edu.co
serial: 2026081311
refresh: 1200
retry: 600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: itm.edu.co
class: IN
ttl: 1699
type: MX
pri: 0
target: itm-edu-co.mail.protection.outlook.com

Información TXT
host: itm.edu.co
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.protection.outlook.com include:amazonses.com ip4:200.116.127.67 ip4:200.116.127.68 ip4:200.116.127.69 ip4:200.116.127.70 -all
entries: Array