
This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
whois: 402603
IANA has recorded AS4158 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4158\n % [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 2026-02-27
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2026-02-27T07:44:43Z
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 2026-02-27
abuse-mailbox: ccnet@cityu.edu.hk
mnt-by: APNIC-ABUSE
last-modified: 2026-02-27T07:45:29Z
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 1.88.48 (WHOIS-AU5)