Registro DMARC
v=spf1 221.132.65.150 ~all

Registro IPv4
host: samyoungeng.com
class: IN
ttl: 135
type: A
ip: 183.111.182.214

Servidores DNS Principal (mname) y Secundario (rname)
host: samyoungeng.com
class: IN
ttl: 1800
type: SOA
mname: samyoungeng.com
rname: postmaster.samyoungeng.com
serial: 20190211
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 43200

Servidor de Correo
host: samyoungeng.com
class: IN
ttl: 1800
type: MX
pri: 10
target: mail.samyoungeng.com

Información TXT
host: samyoungeng.com
class: IN
ttl: 1800
type: TXT
txt: v=spf1 221.132.65.150 ~all
entries: Array