Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: cresa.com
class: IN
ttl: 300
type: A
ip: 20.119.128.17

Servidores DNS Principal (mname) y Secundario (rname)
host: cresa.com
class: IN
ttl: 3600
type: SOA
mname: ns1-05.azure-dns.com
rname: outlook.office365.com
serial: 427
refresh: 3600
retry: 600
expire: 604800
minimum-ttl: 60

Servidor de Correo
host: cresa.com
class: IN
ttl: 90
type: MX
pri: 10
target: us-smtp-inbound-2.mimecast.com

Servidor de Correo
host: cresa.com
class: IN
ttl: 90
type: MX
pri: 10
target: us-smtp-inbound-1.mimecast.com

Información TXT
host: cresa.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.act-on.net  ~all
entries: Array