% 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 '149.234.188.0 - 149.234.188.255' % Abuse contact for '149.234.188.0 - 149.234.188.255' is 'hiroshi.nakatani@bayer.com' inetnum: 149.234.188.0 - 149.234.188.255 netname: BAYERHOLDINGLTD-JP descr: Bayer Holding Ltd. descr: 28F Breeze Tower, 4-9, Umeda 2-chome, Kita-ku country: JP org: ORG-BHL2-AP admin-c: BHLA2-AP tech-c: BHLA2-AP abuse-c: AB1009-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-BAYERHOLDINGLTD-JP mnt-routes: MAINT-BAYERHOLDINGLTD-JP mnt-irt: IRT-BAYERHOLDINGLTD-JP last-modified: 2020-06-17T13:04:33Z source: APNIC irt: IRT-BAYERHOLDINGLTD-JP address: Bayer Holding Ltd., Information Technology, Business Service Japan, ,, Osaka Osaka 530-0001 e-mail: hiroshi.nakatani@bayer.com abuse-mailbox: hiroshi.nakatani@bayer.com admin-c: BHLA2-AP tech-c: BHLA2-AP auth: # Filtered remarks: hiroshi.nakatani@bayer.com is invalid mnt-by: MAINT-BAYERHOLDINGLTD-JP last-modified: 2025-11-18T00:32:16Z source: APNIC organisation: ORG-BHL2-AP org-name: Bayer Holding Ltd. org-type: LIR country: JP address: 28F Breeze Tower, 4-9, Umeda 2-chome, Kita-ku phone: +81-6-6133-7435 e-mail: jyuma.yamamoto@bayer.com mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:17:29Z source: APNIC role: ABUSE BAYERHOLDINGLTDJP country: ZZ address: Bayer Holding Ltd., Information Technology, Business Service Japan, ,, Osaka Osaka 530-0001 phone: +000000000 e-mail: hiroshi.nakatani@bayer.com admin-c: BHLA2-AP tech-c: BHLA2-AP nic-hdl: AB1009-AP remarks: Generated from irt object IRT-BAYERHOLDINGLTD-JP remarks: hiroshi.nakatani@bayer.com is invalid abuse-mailbox: hiroshi.nakatani@bayer.com mnt-by: APNIC-ABUSE last-modified: 2025-08-22T22:55:17Z source: APNIC role: Bayer Holding Ltd administrator address: Bayer Holding Ltd., Information Technology, Business Service Japan, ,, Osaka Osaka 530-0001 country: JP phone: +81-6-6133-7435 fax-no: +81-6-6133-7435 e-mail: jyuma.yamamoto@bayer.com admin-c: BHLA2-AP tech-c: BHLA2-AP nic-hdl: BHLA2-AP mnt-by: MAINT-BAYERHOLDINGLTD-JP last-modified: 2018-04-16T00:31:06Z source: APNIC % Information related to '149.234.188.0/24AS141367' route: 149.234.188.0/24 origin: AS141367 descr: Bayer Holding Ltd. 28F Breeze Tower, 4-9, Umeda 2-chome, Kita-ku mnt-by: MAINT-BAYERHOLDINGLTD-JP last-modified: 2021-12-16T10:56:53Z source: APNIC % Information related to '149.234.188.0/24AS2497' route: 149.234.188.0/24 origin: AS2497 descr: Bayer Holding Ltd. 28F Breeze Tower, 4-9, Umeda 2-chome, Kita-ku mnt-by: MAINT-BAYERHOLDINGLTD-JP last-modified: 2020-12-01T07:17:49Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)