Registro DMARC
v=spf1 ip4:115.41.222.0/24 ~all

Registro IPv4
host: srdnc.com
class: IN
ttl: 600
type: A
ip: 115.41.222.102

Servidores DNS Principal (mname) y Secundario (rname)
host: srdnc.com
class: IN
ttl: 600
type: SOA
mname: ns1.phps.kr
rname: root.phps.kr
serial: 2018051404
refresh: 43200
retry: 3600
expire: 1209600
minimum-ttl: 600

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

Información TXT
host: srdnc.com
class: IN
ttl: 600
type: TXT
txt: v=spf1 ip4:115.41.222.0/24 ~all
entries: Array