| AS Number | 3661 |
|---|---|
| AS Name | ERX-CUHKNET |
| Organization | The Chinese University of Hong Kong(org-cuoh1-ap) |
| Country | HK |
| Website | cuhk.edu.hk |
| Number of IPv4 Routes | 8 |
| Number of IPv6 Routes | 2 |
| ASN type | EDUCATION |
| Allocation Status | allocated |
| Registry | APNIC |
| Date Allocated | 2002-08-01 |
| Route | # IPs |
|---|---|
| 103.49.160.0/22 | 1024 |
| 202.40.216.0/24 | 256 |
| 2405:3000::/32 | ~79×10²⁷ |
| 203.188.64.0/20 | 4096 |
| 175.159.224.0/22 | 1024 |
| 137.189.196.0/24 | 256 |
| 137.189.0.0/16 | 65536 |
| 2001:ce0:3::/48 | ~1×10²⁴ |
| 123.255.64.0/21 | 2048 |
| 137.189.66.0/24 | 256 |
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS3661'
% Abuse contact for 'AS3661' is 'noc-admin@cuhk.edu.hk'
aut-num: AS3661
as-name: ERX-CUHKNET
descr: The Chinese University of Hong Kong
descr: Information Technology Services Centre
country: HK
remarks: This aut-num object created as part of the ER-Transfer from ARIN
org: ORG-CUOH1-AP
admin-c: NA17-AP
tech-c: NT27-AP
abuse-c: AC2019-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-CUHKNET-HK
mnt-routes: MAINT-CUHKNET-HK
mnt-irt: IRT-CUHKNET-HK
last-modified: 2022-12-05T02:41:49Z
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: noc-admin@cuhk.edu.hk
abuse-mailbox: noc-admin@cuhk.edu.hk
admin-c: NA17-AP
tech-c: NT27-AP
auth: # Filtered
remarks: noc-admin@cuhk.edu.hk was validated on 2025-11-12
mnt-by: MAINT-CUHKNET-HK
last-modified: 2025-11-18T00:26:31Z
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: noc-admin@cuhk.edu.hk
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: noc-admin@cuhk.edu.hk
admin-c: NA17-AP
tech-c: NT27-AP
nic-hdl: AC2019-AP
remarks: Generated from irt object IRT-CUHKNET-HK
remarks: noc-admin@cuhk.edu.hk was validated on 2025-11-12
abuse-mailbox: noc-admin@cuhk.edu.hk
mnt-by: APNIC-ABUSE
last-modified: 2025-11-12T01:03:41Z
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: noc-admin@cuhk.edu.hk
nic-hdl: NA17-AP
notify: noc-admin@cuhk.edu.hk
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: noc-tech@cuhk.edu.hk
nic-hdl: NT27-AP
notify: noc-tech@cuhk.edu.hk
mnt-by: MAINT-CUHKNET-HK
last-modified: 2012-09-19T01:46:08Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 3661 - 3662
ASName: APNIC-3661
ASHandle: AS3661
RegDate: 2002-07-31
Updated: 2009-10-08
Comment: These AS numbers are not registered in the ARIN database.
Comment: For details, refer to the APNIC Whois Database via
Comment: WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl
Ref: https://rdap.arin.net/registry/autnum/3661
ResourceLink: https://apps.db.ripe.net/db-web-ui/query
ResourceLink: whois.apnic.net
OrgName: Asia Pacific Network Information Centre
OrgId: APNIC
Address: PO Box 3646
City: South Brisbane
StateProv: QLD
PostalCode: 4101
Country: AU
RegDate:
Updated: 2012-01-24
Ref: https://rdap.arin.net/registry/entity/APNIC
ReferralServer: whois://whois.apnic.net
ResourceLink: https://apps.db.ripe.net/db-web-ui/query
OrgAbuseHandle: AWC12-ARIN
OrgAbuseName: APNIC Whois Contact
OrgAbusePhone: +61 7 3858 3188
OrgAbuseEmail: search-apnic-not-arin@apnic.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/AWC12-ARIN
OrgTechHandle: AWC12-ARIN
OrgTechName: APNIC Whois Contact
OrgTechPhone: +61 7 3858 3188
OrgTechEmail: search-apnic-not-arin@apnic.net
OrgTechRef: https://rdap.arin.net/registry/entity/AWC12-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#
| AS Number | Description | Country |
|---|---|---|
| AS24482 | SG.GS | SG |
| AS7660 | Asia Pacific Advanced Network - Japan | JP |
| AS55720 | Gigabit Hosting Sdn Bhd | MY |
| AS4635 | Hong Kong Internet Exchange--Route Server 1 | HK |
| AS6939 | Hurricane Electric LLC | US |
| AS32590 | Valve Corporation | US |
| AS8359 | MTS PJSC | RU |
| AS137207 | Joint Universities Computer Centre Limited | HK |
| AS4635 | The Hong Kong Internet Exchange Limited | HK |
| AS7713 | Telekomunikasi Indonesia PT | ID |
| AS4641 | The Hong Kong Internet Exchange Limited | HK |
| AS7713 | PT Telekomunikasi Indonesia | ID |
| AS3662 | Joint Universities Computer Centre Limited | HK |
| AS45474 | NEXUSGUARD LIMITED | HK |
| AS36236 | NetActuate, Inc | US |
| AS18106 | Viewqwest Pte Ltd | SG |
| AS140627 | OneQode | AU |
| AS38008 | Aperture Science Limited | HK |
| AS7660 | Asia Pacific Advanced Network Japan | JP |
| buy plan | OneQode | AU |
| buy plan | Aperture Science Limited | HK |
| buy plan | Asia Pacific Advanced Network Japan | JP |
| buy plan | Axclusive | SG |
| buy plan | i3D.net B.V | NL |
| AS Number | Description | Country |
|---|---|---|
| AS3662 | Joint Universities Computer Centre Limited | HK |
| AS45474 | NEXUSGUARD LIMITED | HK |
| AS6939 | Hurricane Electric LLC | US |
| AS8359 | MTS PJSC | RU |
| AS137207 | Joint Universities Computer Centre Limited | HK |
| AS4635 | The Hong Kong Internet Exchange Limited | HK |
| AS7713 | Telekomunikasi Indonesia PT | ID |
| AS38008 | Aperture Science Limited | HK |
| AS4641 | The Hong Kong Internet Exchange Limited | HK |
| AS7660 | Asia Pacific Advanced Network Japan | JP |
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