Registro DMARC
v=DMARC1; p=none; rua=mailto:dmarc@dentalmedsul.com.br; ruf=mailto:dmarc@dentalmedsul.com.br; rf=afrf; pct=100

Registro IPv4
host: dentalmedsul.com.br
class: IN
ttl: 300
type: A
ip: 52.8.174.221

Servidores DNS Principal (mname) y Secundario (rname)
host: dentalmedsul.com.br
class: IN
ttl: 1800
type: SOA
mname: ivan.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2373140786
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: dentalmedsul.com.br
class: IN
ttl: 300
type: MX
pri: 10
target: dentalmedsul-com-br.mail.protection.outlook.com

Información TXT
host: dentalmedsul.com.br
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx include:amazonses.com include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
entries: Array