Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: sualaptop365.edu.vn
class: IN
ttl: 10881
type: A
ip: 103.227.176.16

Servidores DNS Principal (mname) y Secundario (rname)
host: sualaptop365.edu.vn
class: IN
ttl: 18081
type: SOA
mname: ns1.a2hosting.com
rname: root.sg1-cl9-ats2.a2hosting.com
serial: 2025101201
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: sualaptop365.edu.vn
class: IN
ttl: 10881
type: MX
pri: 0
target: mail.sualaptop365.edu.vn

Información TXT
host: sualaptop365.edu.vn
class: IN
ttl: 10881
type: TXT
txt: google-site-verification=Rbyv3r-swS7veW3Jw5FdOOYUd-jEXW8s7WDYz7N1weE
entries: Array

Información TXT
host: sualaptop365.edu.vn
class: IN
ttl: 10881
type: TXT
txt: v=spf1 +a +mx +ip4:103.227.176.16 include:spf.a2hosting.com ~all
entries: Array