Registro DMARC
v=dmarc1; p=none; fo=1; ruf=mailto:dmarc@chinaemail.cn; rua=dmarc_report@chinaemail.cn

Servidores DNS Principal (mname) y Secundario (rname)
host: sssscl.com
class: IN
ttl: 180
type: SOA
mname: f1g1ns1.dnspod.net
rname: freednsadmin.dnspod.com
serial: 1489218284
refresh: 3600
retry: 180
expire: 1209600
minimum-ttl: 180

Servidor de Correo
host: sssscl.com
class: IN
ttl: 600
type: MX
pri: 10
target: mx160a.chinaemail.cn

Servidor de Correo
host: sssscl.com
class: IN
ttl: 600
type: MX
pri: 5
target: mxa160a.chinaemail.cn

Información TXT
host: sssscl.com
class: IN
ttl: 600
type: TXT
txt: v=spf1 include:spf.chinaemail.cn -all
entries: Array