Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc-reports@mmbb.com; ruf=mailto:dmarc-failures@mmbb.com; fo=1; pct=100; adkim=s; aspf=s

Registro IPv4
host: mmbb.com
class: IN
ttl: 3600
type: A
ip: 141.193.213.11

Registro IPv4
host: mmbb.com
class: IN
ttl: 3600
type: A
ip: 141.193.213.10

Servidores DNS Principal (mname) y Secundario (rname)
host: mmbb.com
class: IN
ttl: 3600
type: SOA
mname: ns1-04.azure-dns.com
rname: azuredns-hostmaster.microsoft.com
serial: 1
refresh: 3600
retry: 300
expire: 2419200
minimum-ttl: 300

Servidor de Correo
host: mmbb.com
class: IN
ttl: 3600
type: MX
pri: 10
target: us-smtp-inbound-2.mimecast.com

Servidor de Correo
host: mmbb.com
class: IN
ttl: 3600
type: MX
pri: 10
target: us-smtp-inbound-1.mimecast.com

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