Registro DMARC
v=DMARC1; p=quarantine; pct=100; rua=mailto:coinf@postalsaude.com.br; ruf=mailto:coinf@postalsaude.com.br; adkim=r; aspf=r

Registro IPv4
host: postalsaude.com.br
class: IN
ttl: 300
type: A
ip: 132.226.247.1

Servidores DNS Principal (mname) y Secundario (rname)
host: postalsaude.com.br
class: IN
ttl: 3600
type: SOA
mname: ns1.p68.dns.oraclecloud.net
rname: awsdns-hostmaster.amazon.com
serial: 108
refresh: 3600
retry: 600
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: postalsaude.com.br
class: IN
ttl: 300
type: MX
pri: 0
target: postalsaude-com-br.mail.protection.outlook.com

Información TXT
host: postalsaude.com.br
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array