Registro IPv4
host: tbtsdc.com
class: IN
ttl: 14400
type: A
ip: 104.36.54.21

Servidores DNS Principal (mname) y Secundario (rname)
host: tbtsdc.com
class: IN
ttl: 21600
type: SOA
mname: ns1.emswebservice.com
rname: webpak.emscorporate.com
serial: 2024012500
refresh: 3600
retry: 7200
expire: 1209600
minimum-ttl: 86400

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