Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: excelcentral.com
class: IN
ttl: 3600
type: A
ip: 172.66.0.70

Servidores DNS Principal (mname) y Secundario (rname)
host: excelcentral.com
class: IN
ttl: 3600
type: SOA
mname: ns1.livedns.co.uk
rname: admin.excelcentral.com
serial: 1572261457
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: excelcentral.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mailserver.livemail.co.uk

Información TXT
host: excelcentral.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:email-od.com ~all
entries: Array