Registro IPv4
host: optometry.com.hk
class: IN
ttl: 90
type: A
ip: 69.163.229.143

Servidores DNS Principal (mname) y Secundario (rname)
host: optometry.com.hk
class: IN
ttl: 21600
type: SOA
mname: NS9.HKDNR.NET.hk
rname: HOSTMASTER.HKDNR.NET.hk
serial: 2016108627
refresh: 5400
retry: 1800
expire: 3600000
minimum-ttl: 1800

Servidor de Correo
host: optometry.com.hk
class: IN
ttl: 90
type: MX
pri: 0
target: mx1.dreamhost.com

Servidor de Correo
host: optometry.com.hk
class: IN
ttl: 90
type: MX
pri: 0
target: mx2.dreamhost.com

Información TXT
host: optometry.com.hk
class: IN
ttl: 90
type: TXT
txt: v=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all
entries: Array