Servidores DNS Principal (mname) y Secundario (rname)
host: cocvietnam.com
class: IN
ttl: 2560
type: SOA
mname: ns.viettelidc.com.vn
rname: hostmaster.cocvietnam.com
serial: 1737689707
refresh: 16384
retry: 2048
expire: 1048576
minimum-ttl: 2560

Servidor de Correo
host: cocvietnam.com
class: IN
ttl: 90
type: MX
pri: 1
target: cocvietnam-com.mail.protection.outlook.com

Información TXT
host: cocvietnam.com
class: IN
ttl: 90
type: TXT
txt: MS=ms76412956
entries: Array

Información TXT
host: cocvietnam.com
class: IN
ttl: 90
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array