Registro DMARC
v=DMARC1; p=none; rua=mailto:postmaster@hou.edu.vn, mailto:dmarc@hou.edu.vn; pct=100; adkim=s; aspf=s

Registro IPv4
host: hou.edu.vn
class: IN
ttl: 3600
type: A
ip: 118.70.222.134

Servidores DNS Principal (mname) y Secundario (rname)
host: hou.edu.vn
class: IN
ttl: 3600
type: SOA
mname: ns1.pavietnam.vn
rname: hostmaster.hou.edu.vn
serial: 2025040855
refresh: 14400
retry: 3600
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: hou.edu.vn
class: IN
ttl: 3600
type: MX
pri: 10
target: ASPMX3.GOOGLEMAIL.COM

Servidor de Correo
host: hou.edu.vn
class: IN
ttl: 3600
type: MX
pri: 10
target: ASPMX2.GOOGLEMAIL.COM

Servidor de Correo
host: hou.edu.vn
class: IN
ttl: 3600
type: MX
pri: 5
target: ALT2.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: hou.edu.vn
class: IN
ttl: 3600
type: MX
pri: 5
target: ALT1.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: hou.edu.vn
class: IN
ttl: 3600
type: MX
pri: 1
target: ASPMX.L.GOOGLE.COM

Información TXT
host: hou.edu.vn
class: IN
ttl: 300
type: TXT
txt: google-site-verification=dwGSeITYDhYkbHd4Jkb8molDPXrgLMNd5nRB5db9oh4
entries: Array

Información TXT
host: hou.edu.vn
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.google.com ~all
entries: Array

Información TXT
host: hou.edu.vn
class: IN
ttl: 300
type: TXT
txt: google-site-verification=VDlrupFOOH31zKXWc1_PPH8HuHUji2kNR981KfW8lJ8
entries: Array