Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: piaget.edu.vn
class: IN
ttl: 3600
type: A
ip: 202.92.5.23

Servidores DNS Principal (mname) y Secundario (rname)
host: piaget.edu.vn
class: IN
ttl: 3600
type: SOA
mname: ns2.wixdns.net
rname: support.wix.com
serial: 2019040522
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 3600

Servidor de Correo
host: piaget.edu.vn
class: IN
ttl: 3600
type: MX
pri: 10
target: piaget-edu-vn.mail.protection.outlook.com

Información TXT
host: piaget.edu.vn
class: IN
ttl: 3600
type: TXT
txt: MS=ms73250914
entries: Array

Información TXT
host: piaget.edu.vn
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array