www5015uj.sakura.ne.jp

[Querying whois.nic.ad.jp]
                            <JPNIC WHOIS HELP>

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  NOTE:
  JPNIC WHOIS server does not provide query service for domain name
  related information. Please access following whois services for .JP
  domain name related queries.
 
  JPRS WHOIS  https://whois.jprs.jp/ (whois.jprs.jp)
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1. JPNIC WHOIS database includes the following type of information 
   under JPNIC management:

        TYPE            Description
        ----------------------------------------------------------
        NET             Network Information
        AS              Autonomous System Information
        PERSON          Personal Information
        GROUP           Group Information

2. How to query the database:

        STRING          Broad search over the all information types
        e.g.)
        IP address: whois -h whois.nic.ad.jp  192.168.0.0
                    whois -h whois.nic.ad.jp  2001:db8::
        ASN       : whois -h whois.nic.ad.jp  AS 2515
        PERSON    : whois -h whois.nic.ad.jp  XX9999JP
        GROUP     : whois -h whois.nic.ad.jp  JP11111111

To restrict the search to a certain type of information:

        TYPE STRING     See above for types of information
        e.g.)
        whois -h whois.nic.ad.jp "NET 192.168.0.1"

To obtain related information:

        ^STRING         Displays the information that refers the STRING
        e.g.)
        whois -h whois.nic.ad.jp ^XX9999JP

        The above case displays Person Information with the NIC handle and a list
        of Network Information and ASN information which refer to the handle

3. Use of the information you obtain from JPNIC WHOIS is
   restricted to a purely network operations purpose.

[Querying whois.nic.ad.jp]
[ 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]             133.242.144.0/24
b. [Network Name]               SAKURA-NET
g. [Organization]               SAKURA Internet Inc.
                                
m. [Administrative Contact]     KT749JP
n. [Technical Contact]          JP00072233
p. [Nameserver]                 ns1.dns.ne.jp
p. [Nameserver]                 ns2.dns.ne.jp
[Assigned Date]                 2012/09/27
[Return Date]                   
[Last Update]                   2012/09/27 07:29:03(JST)
                                
Less Specific Info.
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SAKURA Internet Inc.
                     [Allocation]                               133.242.0.0/16

More Specific Info.
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No match!!