Registro IPv4
host: smartspeedup.com
class: IN
ttl: 3895
type: A
ip: 211.214.161.144

Servidores DNS Principal (mname) y Secundario (rname)
host: smartspeedup.com
class: IN
ttl: 3932
type: SOA
mname: ns3.hostcenter.co.kr
rname: root.smartspeedup.com
serial: 2012121415
refresh: 21600
retry: 3600
expire: 604800
minimum-ttl: 3600