Registro DMARC
v=spf1 a mx ptr include:secureserver.net ~all

Registro IPv4
host: w4amc.com
class: IN
ttl: 300
type: A
ip: 192.0.78.25

Registro IPv4
host: w4amc.com
class: IN
ttl: 300
type: A
ip: 192.0.78.24

Servidores DNS Principal (mname) y Secundario (rname)
host: w4amc.com
class: IN
ttl: 21600
type: SOA
mname: ns1.wordpress.com
rname: hostmaster.wordpress.com
serial: 2005071858
refresh: 14400
retry: 7200
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: w4amc.com
class: IN
ttl: 3600
type: MX
pri: 0
target: smtp-fwd.wordpress.com

Información TXT
host: w4amc.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a mx ptr include:secureserver.net ~all
entries: Array