Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:postmaster@ykso.cn; fo=1

Registro IPv4
host: ykso.cn
class: IN
ttl: 600
type: A
ip: 1.12.238.55

Servidores DNS Principal (mname) y Secundario (rname)
host: ykso.cn
class: IN
ttl: 180
type: SOA
mname: charcoal.dnspod.net
rname: freednsadmin.dnspod.com
serial: 1794596605
refresh: 3600
retry: 180
expire: 1209600
minimum-ttl: 180

Servidor de Correo
host: ykso.cn
class: IN
ttl: 600
type: MX
pri: 10
target: mail.ykso.cn

Información TXT
host: ykso.cn
class: IN
ttl: 600
type: TXT
txt: v=spf1 mx a:mail.ykso.cn -all
entries: v=spf1 mx a:mail.ykso.cn -all