[ 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] J4U.CO.JP
g. [Organization] J4U Inc.
l. [Organization Type] corporation
m. [Administrative Contact] MI54259JP
n. [Technical Contact] TW131644JP
p. [Name Server] 01.dnsv.jp
p. [Name Server] 02.dnsv.jp
p. [Name Server] 03.dnsv.jp
p. [Name Server] 04.dnsv.jp
s. [Signing Key]
[State] Connected (2026/10/31)
[Registered Date] 2012/10/10
[Connected Date] 2012/10/10
[Last Update] 2025/11/01 01:04:53 (JST)
[ 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'. ]
Contact Information:
a. [JPNIC Handle] MI54259JP
c. [Last, First] ITO, Masatsugu
d. [E-Mail] mito@j4u.co.jp
g. [Organization] J4U Inc.
o. [TEL]
[Last Update] 2025/10/30 15:48:06 (JST)
form@dom.jprs.jp
[ 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'. ]
Contact Information:
a. [JPNIC Handle] TW131644JP
c. [Last, First] warita, taro
d. [E-Mail] admin@onamae.com
g. [Organization] GMO Internet Inc.
l. [Division] System Division Operation Department Network Team.
o. [TEL] 03-5456-2555
p. [FAX] 03-5456-2556
[Last Update] 2012/10/10 17:05:55 (JST)
form@dom.jprs.jp
[本系统支持]