% 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 '203.23.55.0 - 203.23.55.255' % Abuse contact for '203.23.55.0 - 203.23.55.255' is 'datacomms@computershare.com.au' inetnum: 203.23.55.0 - 203.23.55.255 netname: COMPUTERSHARE-AU descr: Computershare Technology Services country: AU org: ORG-CTS1-AP admin-c: CTSN1-AP tech-c: CTSN1-AP abuse-c: AC2041-AP status: ASSIGNED 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-routes: MAINT-COMPUTERSHARE-AU mnt-irt: IRT-COMPUTERSHARE-AU last-modified: 2023-11-29T00:39:01Z source: APNIC irt: IRT-COMPUTERSHARE-AU address: 452 Johnston Street Abbotsford e-mail: datacomms@computershare.com.au abuse-mailbox: datacomms@computershare.com.au admin-c: CTSN1-AP tech-c: CTSN1-AP auth: # Filtered remarks: datacomms@computershare.com.au was validated on 2025-09-04 mnt-by: MAINT-COMPUTERSHARE-AU last-modified: 2025-11-18T00:26:52Z source: APNIC organisation: ORG-CTS1-AP org-name: Computershare Technology Services Pty Ltd org-type: LIR country: AU address: 452 Johnston Street phone: +61-3-9415-5355 fax-no: +61-3-9473-2368 e-mail: CTSInfraManagement@computershare.com mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:15:38Z source: APNIC role: ABUSE COMPUTERSHAREAU country: ZZ address: 452 Johnston Street Abbotsford phone: +000000000 e-mail: datacomms@computershare.com.au admin-c: CTSN1-AP tech-c: CTSN1-AP nic-hdl: AC2041-AP remarks: Generated from irt object IRT-COMPUTERSHARE-AU remarks: datacomms@computershare.com.au was validated on 2025-09-04 abuse-mailbox: datacomms@computershare.com.au mnt-by: APNIC-ABUSE last-modified: 2025-09-04T19:10:44Z source: APNIC role: COMPUTERSHARE TECHNOLOGY SERVICES - network admini address: 452 Johnston Street Abbotsford country: AU phone: +61394155355 e-mail: datacomms@computershare.com.au admin-c: CTSN1-AP tech-c: CTSN1-AP nic-hdl: CTSN1-AP mnt-by: MAINT-COMPUTERSHARE-AU last-modified: 2010-02-24T02:33:52Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)