Registro IPv4
host: iport.jp
class: IN
ttl: 1220
type: A
ip: 219.94.163.20

Servidores DNS Principal (mname) y Secundario (rname)
host: iport.jp
class: IN
ttl: 1221
type: SOA
mname: master.dns.ne.jp
rname: tech.sakura.ad.jp
serial: 2010120717
refresh: 3600
retry: 900
expire: 3600000
minimum-ttl: 3600

Servidor de Correo
host: iport.jp
class: IN
ttl: 1221
type: MX
pri: 10
target: iport.jp