Servidores DNS Principal (mname) y Secundario (rname)
host: cargotrack.net
class: IN
ttl: 1221
type: SOA
mname: x.ns.joker.com
rname: hostmaster.joker.com
serial: 2025021164
refresh: 14400
retry: 3600
expire: 1209600
minimum-ttl: 300

Servidor de Correo
host: cargotrack.net
class: IN
ttl: 1221
type: MX
pri: 1
target: smtp.google.com

Servidor de Correo
host: cargotrack.net
class: IN
ttl: 1221
type: MX
pri: 15
target: skfdt7b2dbj77yfe3hwnhnaz5tydcu6kw5ndljgr5sr4p6alblaq.mx-verification.google.com