Registro IPv4
host: r4isdhc.hk
class: IN
ttl: 3600
type: A
ip: 104.247.81.99

Servidores DNS Principal (mname) y Secundario (rname)
host: r4isdhc.hk
class: IN
ttl: 3600
type: SOA
mname: ns1.parkingcrew.net
rname: hostmaster.r4isdhc.hk
serial: 1781004750
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: r4isdhc.hk
class: IN
ttl: 3600
type: MX
pri: 1
target: alltheemails.com