Registro DMARC
v=DMARC1; p=none

Servidores DNS Principal (mname) y Secundario (rname)
host: tnabors.com
class: IN
ttl: 1800
type: SOA
mname: margo.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2412472916
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: tnabors.com
class: IN
ttl: 300
type: MX
pri: 20
target: mx2.mxfilter.net

Servidor de Correo
host: tnabors.com
class: IN
ttl: 300
type: MX
pri: 10
target: mx1.mxfilter.net

Servidor de Correo
host: tnabors.com
class: IN
ttl: 300
type: MX
pri: 30
target: mx3.mxfilter.net

Información TXT
host: tnabors.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 a mx ip4:193.108.130.22 include:spf.mxyeet.net ~all
entries: Array