Registro DMARC
v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s

Registro IPv4
host: whitneysmithco.com
class: IN
ttl: 300
type: A
ip: 104.21.4.101

Registro IPv4
host: whitneysmithco.com
class: IN
ttl: 300
type: A
ip: 172.67.153.252

Servidores DNS Principal (mname) y Secundario (rname)
host: whitneysmithco.com
class: IN
ttl: 1800
type: SOA
mname: david.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2416548462
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

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

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

Información TXT
host: whitneysmithco.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 -all
entries: Array