Registro DMARC
v=DMARC1; p=quarantine; pct=100; sp=none; fo=1;

Registro IPv4
host: dfsistemas.com.br
class: IN
ttl: 21600
type: A
ip: 186.202.119.130

Servidores DNS Principal (mname) y Secundario (rname)
host: dfsistemas.com.br
class: IN
ttl: 21600
type: SOA
mname: ns1.dfsistemas.com.br
rname: breno.hamy.com.br
serial: 1752783365
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 10800

Servidor de Correo
host: dfsistemas.com.br
class: IN
ttl: 1800
type: MX
pri: 0
target: dfsistemas-com-br.mail.protection.outlook.com

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