Registro DMARC
v=DMARC1; p=reject; pct=100; rua=mailto:dmarc.forensics@ceconline.ro; ruf=mailto:dmarc.forensics@ceconline.ro; fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: ceconline.ro
class: IN
ttl: 3128
type: SOA
mname: ns1-35.azure-dns.com
rname: dnsadmin.cec.ro
serial: 2
refresh: 3600
retry: 300
expire: 3600
minimum-ttl: 300

Servidor de Correo
host: ceconline.ro
class: IN
ttl: 3128
type: MX
pri: 5
target: ceconline-ro.mail.protection.outlook.com

Información TXT
host: ceconline.ro
class: IN
ttl: 3128
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array