203.140.184.0

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

Network Information:
a. [Network Number]             203.140.184.0/21
b. [Network Name]               KATCH-NET
g. [Organization]               KATCH Network Inc.
m. [Administrative Contact]     JP00020836
n. [Technical Contact]          JP00020836
o. [Abuse]
p. [Nameserver]                 dns1.cnci.jp
p. [Nameserver]                 dns2.cnci.jp
p. [Nameserver]                 dns3.cnci.jp
[Assigned Date]                 2005/05/09
[Return Date]
[Last Update]                   2010/04/01 15:38:03(JST)

Less Specific Info.
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KATCH Network Inc.
                     [Allocation]                             203.140.184.0/21

More Specific Info.
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No match!!