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Domain: DFX.CO.JP (6,754 similar domains)
Query Time: 30 Apr 2026 - 5:01 PM UTC  [2 HRS BACK] [REFRESH]


Registered: 30th May 2000  [25 years, 11 months back]
Updated: 1st June 2025  [10 months, 29 days back]


NAME SERVERS

ns004-4tc6c5a7tbvtcl8t.4.d-53.info
ns004-4tc6c5a7tbvtcl8t.4.d-53.jp
ns004-4tc6c5a7tbvtcl8t.4.d-53.net


REGISTRANT CONTACT

Company: Digital Frontier (8 domains)


ADMINISTRATIVE CONTACT

Name: Tadahiko Kurachi
Company: Digital frontia Inc.
Phone: 03-3794-2471
Fax: 03-3794-2472


TECHNICAL CONTACT

Name: Tadahiko Kurachi
Company: Digital frontia Inc.
Phone: 03-3794-2471
Fax: 03-3794-2472


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--------------------------------------------------
Generator: x3.autowhois.com
Registry WHOIS: whois.jprs.jp
Query Time: Thu, 30 Apr 2026 17:01:24 +0000
--------------------------------------------------

[ JPRS database provides information on network administration. Its use is    ]
[ restricted to network administration purposes. For further information,     ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e'     ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]
Domain Information:
a. [Domain Name]                DFX.CO.JP
g. [Organization]               Digital Frontier
l. [Organization Type]          Company
m. [Administrative Contact]     TK6712JP
n. [Technical Contact]          TK6712JP
p. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.info
p. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.jp
p. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.net
s. [Signing Key]                31383 13 2 (
                                808407A7A399CE87ACCEBDF7B6C81EED
                                960AF11D135BADF2F5D965DA06EFD431 )
[State]                         Connected (2026/05/31)
[Registered Date]               2000/05/30
[Connected Date]                2000/05/30
[Last Update]                   2025/06/01 01:01:45 (JST)

------------------------------
Administrative Contact Details
------------------------------

Contact Information:
a. [JPNIC Handle]               TK6712JP
c. [Last, First]                Kurachi, Tadahiko
d. [E-Mail]                      
g. [Organization]               Digital frontia Inc.
o. [TEL]                        03-3794-2471
p. [FAX]                        03-3794-2472
[Last Update]                   2000/06/09 11:15:17 (JST)
                                [email protected]

------------------------------
Technical Contact Details
------------------------------

Contact Information:
a. [JPNIC Handle]               TK6712JP
c. [Last, First]                Kurachi, Tadahiko
d. [E-Mail]                      
g. [Organization]               Digital frontia Inc.
o. [TEL]                        03-3794-2471
p. [FAX]                        03-3794-2472
[Last Update]                   2000/06/09 11:15:17 (JST)
                                [email protected]
{
    "status": 1,
    "domain_name": "dfx.co.jp",
    "query_time": "2026-04-30 17:01:24",
    "domain_registered": "yes",
    "create_date": "2000-05-30",
    "update_date": "2025-06-01",
    "registrant_contact": {
        "company_name": "Digital Frontier"
    },
    "administrative_contact": {
        "full_name": "Tadahiko Kurachi",
        "company_name": "Digital frontia Inc.",
        "phone_number": "03-3794-2471",
        "fax_number": "03-3794-2472"
    },
    "technical_contact": {
        "full_name": "Tadahiko Kurachi",
        "company_name": "Digital frontia Inc.",
        "phone_number": "03-3794-2471",
        "fax_number": "03-3794-2472"
    },
    "name_servers": [
        "ns004-4tc6c5a7tbvtcl8t.4.d-53.info",
        "ns004-4tc6c5a7tbvtcl8t.4.d-53.jp",
        "ns004-4tc6c5a7tbvtcl8t.4.d-53.net"
    ],
    "raw_whois": "--------------------------------------------------\nGenerator: x3.autowhois.com\nRegistry WHOIS: whois.jprs.jp\nQuery Time: Thu, 30 Apr 2026 17:01:24 +0000\n--------------------------------------------------\n\n[ JPRS database provides information on network administration. Its use is    ]\r\n[ restricted to network administration purposes. For further information,     ]\r\n[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e'     ]\r\n[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]\r\nDomain Information:\r\na. [Domain Name]                DFX.CO.JP\r\ng. [Organization]               Digital Frontier\r\nl. [Organization Type]          Company\r\nm. [Administrative Contact]     TK6712JP\r\nn. [Technical Contact]          TK6712JP\r\np. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.info\r\np. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.jp\r\np. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.net\r\ns. [Signing Key]                31383 13 2 (\r\n                                808407A7A399CE87ACCEBDF7B6C81EED\r\n                                960AF11D135BADF2F5D965DA06EFD431 )\r\n[State]                         Connected (2026/05/31)\r\n[Registered Date]               2000/05/30\r\n[Connected Date]                2000/05/30\r\n[Last Update]                   2025/06/01 01:01:45 (JST)\n\n------------------------------\nAdministrative Contact Details\n------------------------------\n\nContact Information:\r\na. [JPNIC Handle]               TK6712JP\r\nc. [Last, First]                Kurachi, Tadahiko\r\nd. [E-Mail]                      \r\ng. [Organization]               Digital frontia Inc.\r\no. [TEL]                        03-3794-2471\r\np. [FAX]                        03-3794-2472\r\n[Last Update]                   2000/06/09 11:15:17 (JST)\r\n                                [email protected]\n\n------------------------------\nTechnical Contact Details\n------------------------------\n\nContact Information:\r\na. [JPNIC Handle]               TK6712JP\r\nc. [Last, First]                Kurachi, Tadahiko\r\nd. [E-Mail]                      \r\ng. [Organization]               Digital frontia Inc.\r\no. [TEL]                        03-3794-2471\r\np. [FAX]                        03-3794-2472\r\n[Last Update]                   2000/06/09 11:15:17 (JST)\r\n                                [email protected]"
}
<?xml version="1.0" encoding="UTF-8"?>
<root>
 <status>1</status>
 <domain_name>dfx.co.jp</domain_name>
 <query_time>2026-04-30 17:01:24</query_time>
 <domain_registered>yes</domain_registered>
 <create_date>2000-05-30</create_date>
 <update_date>2025-06-01</update_date>
 <registrant_contact>
  <company_name>Digital Frontier</company_name>
 </registrant_contact>
 <administrative_contact>
  <full_name>Tadahiko Kurachi</full_name>
  <company_name>Digital frontia Inc.</company_name>
  <phone_number>03-3794-2471</phone_number>
  <fax_number>03-3794-2472</fax_number>
 </administrative_contact>
 <technical_contact>
  <full_name>Tadahiko Kurachi</full_name>
  <company_name>Digital frontia Inc.</company_name>
  <phone_number>03-3794-2471</phone_number>
  <fax_number>03-3794-2472</fax_number>
 </technical_contact>
 <name_servers>
  <value>ns004-4tc6c5a7tbvtcl8t.4.d-53.info</value>
  <value>ns004-4tc6c5a7tbvtcl8t.4.d-53.jp</value>
  <value>ns004-4tc6c5a7tbvtcl8t.4.d-53.net</value>
 </name_servers>
 <raw_whois>--------------------------------------------------
Generator: x3.autowhois.com
Registry WHOIS: whois.jprs.jp
Query Time: Thu, 30 Apr 2026 17:01:24 +0000
--------------------------------------------------

[ JPRS database provides information on network administration. Its use is    ]&#13;
[ restricted to network administration purposes. For further information,     ]&#13;
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e'     ]&#13;
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]&#13;
Domain Information:&#13;
a. [Domain Name]                DFX.CO.JP&#13;
g. [Organization]               Digital Frontier&#13;
l. [Organization Type]          Company&#13;
m. [Administrative Contact]     TK6712JP&#13;
n. [Technical Contact]          TK6712JP&#13;
p. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.info&#13;
p. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.jp&#13;
p. [Name Server]                ns004-4tc6c5a7tbvtcl8t.4.d-53.net&#13;
s. [Signing Key]                31383 13 2 (&#13;
                                808407A7A399CE87ACCEBDF7B6C81EED&#13;
                                960AF11D135BADF2F5D965DA06EFD431 )&#13;
[State]                         Connected (2026/05/31)&#13;
[Registered Date]               2000/05/30&#13;
[Connected Date]                2000/05/30&#13;
[Last Update]                   2025/06/01 01:01:45 (JST)

------------------------------
Administrative Contact Details
------------------------------

Contact Information:&#13;
a. [JPNIC Handle]               TK6712JP&#13;
c. [Last, First]                Kurachi, Tadahiko&#13;
d. [E-Mail]                      &#13;
g. [Organization]               Digital frontia Inc.&#13;
o. [TEL]                        03-3794-2471&#13;
p. [FAX]                        03-3794-2472&#13;
[Last Update]                   2000/06/09 11:15:17 (JST)&#13;
                                [email protected]

------------------------------
Technical Contact Details
------------------------------

Contact Information:&#13;
a. [JPNIC Handle]               TK6712JP&#13;
c. [Last, First]                Kurachi, Tadahiko&#13;
d. [E-Mail]                      &#13;
g. [Organization]               Digital frontia Inc.&#13;
o. [TEL]                        03-3794-2471&#13;
p. [FAX]                        03-3794-2472&#13;
[Last Update]                   2000/06/09 11:15:17 (JST)&#13;
                                [email protected]</raw_whois>
</root>

Whois API Demo

Whois Lookup API

You can fetch the above results using our Whois Lookup API.

https://api.whoxy.com/?key=xxxxx&whois=dfx.co.jp

Whois API digs into WHOIS registry referral chains until the correct WHOIS servers are found, for the most complete WHOIS data.
Our WHOIS parser converts WHOIS data into well-structured fields (XML & JSON), which can easily be read by your application.
Whois API supports a total of 2026 Domain Extensions (gTLDs, ccTLDs & new gTLDs), ensuring all domains are supported.

Sample Output: JSON SchemaXML SchemaJSON Live ResultsXML Live Results

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Who owned dfx.co.jp in the past? (2 records)

27 JUN 2015

Company: Digital Frontier (8 domains)
Nameservers: ns6-tk01.ocn.ad.jp, ns6-tk02.ocn.ad.jp

11 APR 2024

Company: Digital Frontier (8 domains)
Nameservers: ns004-4tc6c5a7tbvtcl8t.4.d-53.info, ns004-4tc6c5a7tbvtcl8t.4.d-53.jp, ns004-4tc6c5a7tbvtcl8t.4.d-53.net  UPDATED

Whois History API returns all the historical WHOIS records of a domain name. For more details, please visit https://www.whoxy.com/whois-history/