[ IP ]
123.255.65.89
#252,094Top IPs · 1M scope1 domain
Overview
Top IPs list rank
- 1M
- #252,094(1 domains)
- Hosted domains (90 days)
- 1
- Hosted domains (all time)
- 1
- First seen
- Last seen
- Wed Jul 22 2026 13:03:37 GM
- PDNS hits (90 days)
- 4
- Country
- HK
- ASN
- AS3661
- Snapshot
- 1970-01-01
Network operated by Information Technology Services Centre (CUHKNET).
List rank history
2 daily snapshots in the Top IPs list (1M scope). Lower rank numbers indicate more hosted domains in scope.
Whois — 123.255.65.89
- Netname
- CUHKNET
- Organization
- Information Technology Services Centre
- Country
- HK
- ASN
- AS3661
Full whois record
% [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to '123.255.64.0 - 123.255.87.255' % Abuse contact for '123.255.64.0 - 123.255.87.255' is '[email protected]' inetnum: 123.255.64.0 - 123.255.87.255 netname: CUHKNET descr: Information Technology Services Centre descr: The Chinese University of Hong Kong country: HK org: ORG-CUOH1-AP admin-c: NA17-AP tech-c: NT27-AP abuse-c: AC2019-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-CUHKNET-HK mnt-routes: MAINT-CUHKNET-HK mnt-irt: IRT-CUHKNET-HK last-modified: 2022-12-05T02:41:47Z source: APNIC irt: IRT-CUHKNET-HK address: Information Technology Services Centre, address: The Chinese University of Hong Kong, address: Shatin, N.T. address: Hong Kong e-mail: [email protected] abuse-mailbox: [email protected] admin-c: NA17-AP tech-c: NT27-AP auth: # Filtered remarks: [email protected] was validated on 2026-05-13 mnt-by: MAINT-CUHKNET-HK last-modified: 2026-05-13T00:37:13Z source: APNIC organisation: ORG-CUOH1-AP org-name: The Chinese University of Hong Kong org-type: LIR country: HK address: Information Technology Service Centre address: G/F., Pi-Chiu Building phone: +852-3943-8848 fax-no: +852-2603-5001 e-mail: [email protected] mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:14:42Z source: APNIC role: ABUSE CUHKNETHK country: ZZ address: Information Technology Services Centre, address: The Chinese University of Hong Kong, address: Shatin, N.T. address: Hong Kong phone: +000000000 e-mail: [email protected] admin-c: NA17-AP tech-c: NT27-AP nic-hdl: AC2019-AP remarks: Generated from irt object IRT-CUHKNET-HK remarks: [email protected] was validated on 2026-05-13 abuse-mailbox: [email protected] mnt-by: APNIC-ABUSE last-modified: 2026-05-13T00:37:41Z source: APNIC person: Network Administration Contact address: Information Technology Services Centre, address: The Chinese University of Hong Kong, address: Shatin, N.T. address: Hong Kong country: HK phone: +852-3943-8830 fax-no: +852-2603-5001 e-mail: [email protected] nic-hdl: NA17-AP notify: [email protected] mnt-by: MAINT-CUHKNET-HK last-modified: 2012-09-19T01:45:32Z source: APNIC person: Network Technical Contact address: Information Technology Services Centre, address: The Chinese University of Hong Kong, address: Shatin, N.T. address: Hong Kong country: HK phone: +852-3943-8830 fax-no: +852-2603-5001 e-mail: [email protected] nic-hdl: NT27-AP notify: [email protected] mnt-by: MAINT-CUHKNET-HK last-modified: 2012-09-19T01:46:08Z source: APNIC % Information related to '123.255.64.0/21AS3661' route: 123.255.64.0/21 descr: The Chinese University of Hong Kong origin: AS3661 mnt-by: MAINT-CUHKNET-HK last-modified: 2015-03-23T10:46:15Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)
Open ports — 123.255.65.89
Port scan not run for 123.255.65.89 yet. Probes are queued from passive DNS IPs in the worker pipeline.