Registro DMARC
v=spf1 include:spf.protection.outlook.com -all

Servidores DNS Principal (mname) y Secundario (rname)
host: mccabe-duval.com
class: IN
ttl: 3163
type: SOA
mname: ns1.bdm.microsoftonline.com
rname: azuredns-hostmaster.microsoft.com
serial: 1
refresh: 3600
retry: 300
expire: 2419200
minimum-ttl: 300

Servidor de Correo
host: mccabe-duval.com
class: IN
ttl: 3164
type: MX
pri: 0
target: mccabeduval-com01e.mail.protection.outlook.com

Información TXT
host: mccabe-duval.com
class: IN
ttl: 3164
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array

Información TXT
host: mccabe-duval.com
class: IN
ttl: 3164
type: TXT
txt: mscid=b3YfTACRKE4BCI0FU4RfvGL7qvC9Y378PUfxpH0TjVfoFaWAmEv0in9LyrOSzrjjzkPkuttR9/pgtsbAC9bO3Q==
entries: Array