Registro DMARC
v=spf1 +a +mx +ip4:198.252.98.9 include:_spf.arandomserver.com ~all

Registro IPv4
host: congthan.com
class: IN
ttl: 14400
type: A
ip: 188.166.192.156

Servidores DNS Principal (mname) y Secundario (rname)
host: congthan.com
class: IN
ttl: 86400
type: SOA
mname: ns1.hawkhost.com
rname: server.hawkhost.com
serial: 2025061200
refresh: 3600
retry: 1800
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: congthan.com
class: IN
ttl: 14400
type: MX
pri: 0
target: congthan.com

Información TXT
host: congthan.com
class: IN
ttl: 14400
type: TXT
txt: v=spf1 +a +mx +ip4:198.252.98.9 include:_spf.arandomserver.com ~all
entries: Array