Registro DMARC
v=spf1 include:_spf.asvmail.net -all

Registro IPv4
host: tapvn.com.vn
class: IN
ttl: 21600
type: A
ip: 210.245.90.242

Servidores DNS Principal (mname) y Secundario (rname)
host: tapvn.com.vn
class: IN
ttl: 21600
type: SOA
mname: ns1.anycast.vn
rname: hostmaster.anycast.vn
serial: 2021111900
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: tapvn.com.vn
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.tapvn.com.vn

Información TXT
host: tapvn.com.vn
class: IN
ttl: 21600
type: TXT
txt: v=spf1 include:_spf.asvmail.net -all
entries: Array