ASN Lookup Tool

AS3661
The Chinese University of Hong Kong HK HK 9 Routes

AS3661The Chinese University of Hong Kong

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 7
Number of IPv6 Routes 2
ASN type EDUCATION
Allocation Status allocated
Registry APNIC
Date Allocated 2002-08-01

IP Ranges

Route # IPs
103.49.160.0/22 1024
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
202.40.216.0/24 256

Raw Whois Response

% [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 2025-05-07
mnt-by:         MAINT-CUHKNET-HK
last-modified:  2025-09-04T05:53:49Z
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 2025-05-07
abuse-mailbox:  noc-admin@cuhk.edu.hk
mnt-by:         APNIC-ABUSE
last-modified:  2025-05-07T01:09:26Z
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-UK2)



#
# 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

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

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


#
# 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.
#
            

Parsed Whois Response

Peers

AS Number Description Country
AS39120 Convergenze S.p.A. IT
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
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

Upstreams

AS Number Description Country
AS3662 Joint Universities Computer Centre 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

Contacts

Email Contacts

Abuse Contacts

Ready to get started?Get Started with ASN Intelligence API Today

CTA Illustration