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% APNIC found the following authoritative answer from: whois.apnic.net
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% Information related to '167.103.64.0 - 167.103.65.255'
% Abuse contact for '167.103.64.0 - 167.103.65.255' is 'poc-abuse@zscaler.com'
inetnum: 167.103.64.0 - 167.103.65.255 netname: ZSCALER-SINGAPORE descr: Zscaler Singapore country: SG mnt-by: MAINT-ZSCALER-AU admin-c: ZAPL2-AP tech-c: ZAPL2-AP abuse-c: ZAPL2-AP geofeed: https://config.zscaler.com/downloads/geofeed.csv status: ASSIGNED NON-PORTABLE mnt-irt: IRT-ZSCALER-AU last-modified: 2025-11-05T22:12:55Z source: APNIC
irt: IRT-ZSCALER-AU address: Level 35, One International Towers, 100 Barangaroo Ave, Sydney NSW 2000 e-mail: poc-abuse@zscaler.com abuse-mailbox: poc-abuse@zscaler.com admin-c: ZAPL2-AP tech-c: ZAPL2-AP auth: # Filtered remarks: poc-abuse@zscaler.com was validated on 2025-12-17 mnt-by: MAINT-ZSCALER-AU last-modified: 2025-12-17T16:58:43Z source: APNIC
role: Zscaler Australia PTY LTD administrator address: Level 35, One International Towers, 100 Barangaroo Ave, Sydney NSW 2000 country: AU phone: +1-408-701-0534 e-mail: poc-abuse@zscaler.com admin-c: ZAPL2-AP tech-c: ZAPL2-AP nic-hdl: ZAPL2-AP mnt-by: MAINT-ZSCALER-AU last-modified: 2022-05-10T16:31:18Z source: APNIC
% Information related to '167.103.64.0/24AS53813'
route: 167.103.64.0/24 origin: AS53813 descr: Zscaler Australia PTY LTD Level 35, One International Towers, 100 Barangaroo Ave mnt-by: MAINT-ZSCALER-AU last-modified: 2025-08-02T01:39:37Z source: APNIC
% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)
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