% APNIC found the following authoritative answer from: whois.apnic.net % [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to '146.117.0.0 - 146.117.255.255' % Abuse contact for '146.117.0.0 - 146.117.255.255' is 'ryuta_koike@cosmo-oil.co.jp' inetnum: 146.117.0.0 - 146.117.255.255 netname: CEHC-JP descr: Cosmo Energy Holdings Co.,Ltd country: JP org: ORG-CEHC1-AP admin-c: CEHC1-AP tech-c: CEHC1-AP abuse-c: AC2660-AP status: ALLOCATED PORTABLE remarks: -------------------------------------------------------- remarks: To report network abuse, please contact mnt-irt remarks: For troubleshooting, please contact tech-c and admin-c remarks: Report invalid contact via www.apnic.net/invalidcontact remarks: -------------------------------------------------------- mnt-by: APNIC-HM mnt-lower: MAINT-CEHC-JP mnt-routes: MAINT-CEHC-JP mnt-irt: IRT-CEHC-JP last-modified: 2023-03-08T23:08:33Z source: APNIC irt: IRT-CEHC-JP address: 1-1-1,Shibaura,Minato-ku,Tokyo, Minato-ku Tokyo 105-0023 e-mail: ryuta_koike@cosmo-oil.co.jp abuse-mailbox: ryuta_koike@cosmo-oil.co.jp admin-c: CEHC1-AP tech-c: CEHC1-AP auth: # Filtered remarks: ryuta_koike@cosmo-oil.co.jp was validated on 2025-09-18 mnt-by: MAINT-CEHC-JP last-modified: 2025-11-18T00:36:46Z source: APNIC organisation: ORG-CEHC1-AP org-name: Cosmo Energy Holdings Co.,Ltd. org-type: LIR country: JP address: 1-1-1,Shibaura,Minato-ku,Tokyo phone: +81-3-3798-9161 e-mail: ryuta_koike@cosmo-oil.co.jp mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:19:07Z source: APNIC role: ABUSE CEHCJP country: ZZ address: 1-1-1,Shibaura,Minato-ku,Tokyo, Minato-ku Tokyo 105-0023 phone: +000000000 e-mail: ryuta_koike@cosmo-oil.co.jp admin-c: CEHC1-AP tech-c: CEHC1-AP nic-hdl: AC2660-AP remarks: Generated from irt object IRT-CEHC-JP remarks: ryuta_koike@cosmo-oil.co.jp was validated on 2025-09-18 abuse-mailbox: ryuta_koike@cosmo-oil.co.jp mnt-by: APNIC-ABUSE last-modified: 2025-09-18T23:25:31Z source: APNIC role: Cosmo Energy Holdings CoLtd administrator address: 1-1-1,Shibaura,Minato-ku,Tokyo, Minato-ku Tokyo 105-0023 country: JP phone: +81-3-3798-9161 e-mail: ryuta_koike@cosmo-oil.co.jp admin-c: CEHC1-AP tech-c: CEHC1-AP nic-hdl: CEHC1-AP mnt-by: MAINT-CEHC-JP last-modified: 2023-03-01T02:30:29Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)