Registro DMARC
v=DMARC1;p=quarantine;pct=100;rua=mailto:rua@senac.br;ruf=mailto:ruf@senac.br; fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: senac.br
class: IN
ttl: 3600
type: SOA
mname: ns1-01.azure-dns.com
rname: azuredns-hostmaster.microsoft.com
serial: 1
refresh: 3600
retry: 300
expire: 2419200
minimum-ttl: 300

Servidor de Correo
host: senac.br
class: IN
ttl: 3600
type: MX
pri: 10
target: senac-br.mail.protection.outlook.com

Información TXT
host: senac.br
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.protection.outlook.com include:u18762712.wl213.sendgrid.net include:spf.infraxgroup.com.br include:spf.comunique-se.com.br -all 
entries: Array

Información TXT
host: senac.br
class: IN
ttl: 3600
type: TXT
txt: MS=ms59481182
entries: Array