Domain: REGENERON.CO.JP (506 similar domains)
Query Time: 21 Jul 2026 - 7:48 PM UTC [1 HR BACK] [REFRESH]
Registered: 19th June 2023 [3 years, 1 month, 2 days back]
Updated: 1st July 2026 [20 days back]
NAME SERVERS
asa.ns.cloudflare.com
tate.ns.cloudflare.com
REGISTRANT CONTACT
Company: Regeneron Japan KK
ADMINISTRATIVE CONTACT
Name: Sasaka Shimazutsu
Company: Regeneron Japan KK
Email: [email protected] (2,029 domains)
TECHNICAL CONTACT
Name: Stu Homan (10,670 domains)
Company: MarkMonitor Inc. (30,470 domains)
Email: [email protected] (24,907 domains)
Phone: 03-4589-3900
SHARE THIS PAGE
Short URL: whoxy.com/regeneron.co.jp
Permalink: https://www.whoxy.com/regeneron.co.jp
--------------------------------------------------
Generator: x3.autowhois.com
Registry WHOIS: whois.jprs.jp
Query Time: Tue, 21 Jul 2026 19:48:55 +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] REGENERON.CO.JP
g. [Organization] Regeneron Japan KK
l. [Organization Type] Kabushiki Kaisha
m. [Administrative Contact] SS56800JP
n. [Technical Contact] SH36113JP
p. [Name Server] tate.ns.cloudflare.com
p. [Name Server] asa.ns.cloudflare.com
s. [Signing Key]
[State] Connected (2027/06/30)
[Lock Status] AgentChangeLocked
[Registered Date] 2023/06/19
[Connected Date] 2023/06/19
[Last Update] 2026/07/01 01:08:30 (JST)
------------------------------
Administrative Contact Details
------------------------------
Contact Information:
a. [JPNIC Handle] SS56800JP
c. [Last, First] Shimazutsu, Sasaka
d. [E-Mail] [email protected]
g. [Organization] Regeneron Japan KK
o. [TEL]
y. [Reply Mail] [email protected]
[Last Update] 2023/06/19 11:57:34 (JST)
[email protected]
------------------------------
Technical Contact Details
------------------------------
Contact Information:
a. [JPNIC Handle] SH36113JP
c. [Last, First] Homan, Stu
d. [E-Mail] [email protected]
g. [Organization] MarkMonitor Inc.
o. [TEL] 03-4589-3900
y. [Reply Mail] [email protected]
[Last Update] 2025/02/18 11:22:22 (JST)
[email protected]{
"status": 1,
"domain_name": "regeneron.co.jp",
"query_time": "2026-07-21 19:48:55",
"domain_registered": "yes",
"create_date": "2023-06-19",
"update_date": "2026-07-01",
"registrant_contact": {
"company_name": "Regeneron Japan KK"
},
"administrative_contact": {
"full_name": "Sasaka Shimazutsu",
"company_name": "Regeneron Japan KK",
"email_address": "[email protected]"
},
"technical_contact": {
"full_name": "Stu Homan",
"company_name": "MarkMonitor Inc.",
"email_address": "[email protected]",
"phone_number": "03-4589-3900"
},
"name_servers": [
"asa.ns.cloudflare.com",
"tate.ns.cloudflare.com"
],
"raw_whois": "--------------------------------------------------\nGenerator: x3.autowhois.com\nRegistry WHOIS: whois.jprs.jp\nQuery Time: Tue, 21 Jul 2026 19:48:55 +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] REGENERON.CO.JP\r\ng. [Organization] Regeneron Japan KK\r\nl. [Organization Type] Kabushiki Kaisha\r\nm. [Administrative Contact] SS56800JP\r\nn. [Technical Contact] SH36113JP\r\np. [Name Server] tate.ns.cloudflare.com\r\np. [Name Server] asa.ns.cloudflare.com\r\ns. [Signing Key] \r\n[State] Connected (2027/06/30)\r\n[Lock Status] AgentChangeLocked\r\n[Registered Date] 2023/06/19\r\n[Connected Date] 2023/06/19\r\n[Last Update] 2026/07/01 01:08:30 (JST)\n\n------------------------------\nAdministrative Contact Details\n------------------------------\n\nContact Information:\r\na. [JPNIC Handle] SS56800JP\r\nc. [Last, First] Shimazutsu, Sasaka\r\nd. [E-Mail] [email protected]\r\ng. [Organization] Regeneron Japan KK\r\no. [TEL] \r\ny. [Reply Mail] [email protected]\r\n[Last Update] 2023/06/19 11:57:34 (JST)\r\n [email protected]\n\n------------------------------\nTechnical Contact Details\n------------------------------\n\nContact Information:\r\na. [JPNIC Handle] SH36113JP\r\nc. [Last, First] Homan, Stu\r\nd. [E-Mail] [email protected]\r\ng. [Organization] MarkMonitor Inc.\r\no. [TEL] 03-4589-3900\r\ny. [Reply Mail] [email protected]\r\n[Last Update] 2025/02/18 11:22:22 (JST)\r\n [email protected]"
}<?xml version="1.0" encoding="UTF-8"?>
<root>
<status>1</status>
<domain_name>regeneron.co.jp</domain_name>
<query_time>2026-07-21 19:48:55</query_time>
<domain_registered>yes</domain_registered>
<create_date>2023-06-19</create_date>
<update_date>2026-07-01</update_date>
<registrant_contact>
<company_name>Regeneron Japan KK</company_name>
</registrant_contact>
<administrative_contact>
<full_name>Sasaka Shimazutsu</full_name>
<company_name>Regeneron Japan KK</company_name>
<email_address>[email protected]</email_address>
</administrative_contact>
<technical_contact>
<full_name>Stu Homan</full_name>
<company_name>MarkMonitor Inc.</company_name>
<email_address>[email protected]</email_address>
<phone_number>03-4589-3900</phone_number>
</technical_contact>
<name_servers>
<value>asa.ns.cloudflare.com</value>
<value>tate.ns.cloudflare.com</value>
</name_servers>
<raw_whois>--------------------------------------------------
Generator: x3.autowhois.com
Registry WHOIS: whois.jprs.jp
Query Time: Tue, 21 Jul 2026 19:48:55 +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] REGENERON.CO.JP
g. [Organization] Regeneron Japan KK
l. [Organization Type] Kabushiki Kaisha
m. [Administrative Contact] SS56800JP
n. [Technical Contact] SH36113JP
p. [Name Server] tate.ns.cloudflare.com
p. [Name Server] asa.ns.cloudflare.com
s. [Signing Key]
[State] Connected (2027/06/30)
[Lock Status] AgentChangeLocked
[Registered Date] 2023/06/19
[Connected Date] 2023/06/19
[Last Update] 2026/07/01 01:08:30 (JST)
------------------------------
Administrative Contact Details
------------------------------
Contact Information:
a. [JPNIC Handle] SS56800JP
c. [Last, First] Shimazutsu, Sasaka
d. [E-Mail] [email protected]
g. [Organization] Regeneron Japan KK
o. [TEL]
y. [Reply Mail] [email protected]
[Last Update] 2023/06/19 11:57:34 (JST)
[email protected]
------------------------------
Technical Contact Details
------------------------------
Contact Information:
a. [JPNIC Handle] SH36113JP
c. [Last, First] Homan, Stu
d. [E-Mail] [email protected]
g. [Organization] MarkMonitor Inc.
o. [TEL] 03-4589-3900
y. [Reply Mail] [email protected]
[Last Update] 2025/02/18 11:22:22 (JST)
[email protected]</raw_whois>
</root>
Whois Lookup API
You can fetch the above results using our Whois Lookup API.
https://api.whoxy.com/?key=xxxxx&whois=regeneron.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 Schema • XML Schema • JSON Live Results • XML Live Results
| Whois Lookup Pricing | Total API Calls | Price | CPM | Purchase |
|---|---|---|---|---|
| 1,000 Whois Lookup API Queries | 1,000 | $2 | $2.00 | Order Now |
| 10,000 Whois Lookup API Queries | 10,000 | $20 | $2.00 | Order Now |
| 50,000 Whois Lookup API Queries | 50,000 | $75 | $1.50 | Order Now |
| 250,000 Whois Lookup API Queries | 250,000 | $300 | $1.20 | Order Now |
| 1 Million Whois Lookup API Queries | 1,000,000 | $1,000 | $1.00 | Order Now |
| 10 Million Whois Lookup API Queries | 10,000,000 | $5,000 | $0.50 | Order Now |
| 25 Million Whois Lookup API Queries | 25,000,000 | $10,000 | $0.40 | Order Now |
Who owned regeneron.co.jp in the past? (2 records)
17 AUG 2023
Company: Regeneron Japan KK
Nameservers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com
30 JUN 2024
Company: Regeneron Japan KK
Nameservers: asa.ns.cloudflare.com, tate.ns.cloudflare.com 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/