Registro IPv4
host: lookjtb.com
class: IN
ttl: 21600
type: A
ip: 101.110.6.225

Servidores DNS Principal (mname) y Secundario (rname)
host: lookjtb.com
class: IN
ttl: 21600
type: SOA
mname: ns000.d-53.net
rname: dns-managers.iij.ad.jp
serial: 268
refresh: 3600
retry: 600
expire: 604800
minimum-ttl: 900