AS4158 City University of Hong Kong

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Contacts

Legacy Routes

AS4158 – City University of Hong Kong

AS Number	4158
AS Name	CITYUNI-AS-AP
Organization	City University of Hong Kong(org-cuoh2-ap)
Country	HK
Website	cityu.edu.hk
Number of IPv4 Routes	9
Number of IPv6 Routes	1
ASN type	EDUCATION
Allocation Status	allocated
Registry	APNIC
Date Allocated	2002-08-01

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
203.188.88.0/22	AS4158	City University of Hong Kong	Joint Universities Computer Centre Limited	1024
203.188.112.128/27	AS4158	City University of Hong Kong	HARNET Backbone	32
203.188.80.0/21	AS4158	City University of Hong Kong	Joint Universities Computer Centre Limited	2048
175.159.64.0/19	AS4158	City University of Hong Kong	City University of Hong Kong	8192
144.214.0.0/16	AS4158	City University of Hong Kong	City University of Hong Kong	65536
175.159.200.0/21	AS4158	City University of Hong Kong	City University of Hong Kong	2048
175.159.208.0/22	AS4158	City University of Hong Kong	City University of Hong Kong	1024
202.125.216.0/21	AS4158	City University of Hong Kong	City University of Hong Kong	2048
2001:ce0:5::/48	AS4158	City University of Hong Kong	Joint Universities Computer Centre Limited	~1×10²⁴
202.125.252.0/22	AS4158	City University of Hong Kong	City University of Hong Kong	1024

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS4158'

% Abuse contact for 'AS4158' is 'ccnet@cityu.edu.hk'

aut-num:        AS4158
as-name:        CITYUNI-AS-AP
descr:          City University of Hong Kong
country:        HK
org:            ORG-CUOH2-AP
admin-c:        CUOH2-AP
tech-c:         CUOH2-AP
abuse-c:        AC2622-AP
mnt-lower:      MAINT-HK-CITY-UNI
mnt-routes:     MAINT-HK-CITY-UNI
mnt-by:         APNIC-HM
mnt-irt:        IRT-CITYUNI-NON-HK
last-modified:  2022-10-10T12:59:27Z
source:         APNIC

irt:            IRT-CITYUNI-NON-HK
address:        Tat Chee Avenue, Kowloon,
address:        Hong Kong
e-mail:         ccnet@cityu.edu.hk
abuse-mailbox:  ccnet@cityu.edu.hk
admin-c:        CUOH2-AP
tech-c:         DOCS2-AP
auth:           # Filtered
remarks:        ccnet@cityu.edu.hk was validated on 2025-08-20
mnt-by:         MAINT-HK-CITY-UNI
last-modified:  2025-11-18T00:34:20Z
source:         APNIC

organisation:   ORG-CUOH2-AP
org-name:       City University of Hong Kong
org-type:       LIR
country:        HK
address:        Tat Chee Avenue,
address:        Kowloon,
phone:          +852-3442-7658
fax-no:         +852-3442-0366
e-mail:         ccnet@cityu.edu.hk
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:24Z
source:         APNIC

role:           ABUSE CITYUNINONHK
country:        ZZ
address:        Tat Chee Avenue, Kowloon,
address:        Hong Kong
phone:          +000000000
e-mail:         ccnet@cityu.edu.hk
admin-c:        CUOH2-AP
tech-c:         DOCS2-AP
nic-hdl:        AC2622-AP
remarks:        Generated from irt object IRT-CITYUNI-NON-HK
remarks:        ccnet@cityu.edu.hk was validated on 2025-08-20
abuse-mailbox:  ccnet@cityu.edu.hk
mnt-by:         APNIC-ABUSE
last-modified:  2025-08-20T00:54:49Z
source:         APNIC

role:           City University of Hong Kong - Network Administrator
address:        Tat Chee Avenue, Kowloon,
country:        HK
phone:          +852 3442 7658
e-mail:         ccnet@cityu.edu.hk
admin-c:        CUOH2-AP
tech-c:         CUOH2-AP
nic-hdl:        CUOH2-AP
notify:         ccnet@cityu.edu.hk
mnt-by:         MAINT-HK-CITY-UNI
last-modified:  2018-06-14T01:01:27Z
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:       4158
ASName:         APNIC-4158
ASHandle:       AS4158
RegDate:        2002-07-31
Updated:        2009-10-08
Comment:        This AS number is 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/4158

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.
#