route: 123.255.64.0/19
descr: PACNET (proxy-registered route object)
origin: AS3661
remarks: This route object is for a PACNET customer route which is
being exported under this origin AS.
+
This route object was created because no existing route
object with the same origin was found, and since some
ANC peers filter based on these objects this route
may be rejected if this object is not created.
+
Please contact abuse[at]pacnet.net for any related SPAM/abuse case
+
Please contact ip-noc[at]pacnet.net if you have any other
Questions regarding this object.
notify: ip-noc[at]pacnet.net
mnt-by: MAINT-AS4637
changed: ip-noc[at]pacnet.net 20140310
source: RADB
last-modified: 2023-11-13T15:58:57Z
rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source

route: 123.255.80.0/21
descr: CMI IP Transit
origin: AS3661
admin-c: MAINT-CMI-INT-HK
tech-c: MAINT-CMI-INT-HK
mnt-by: MAINT-CMI-INT-HK
changed: qas_support[at]cmi.chinamobile.com 20180108
source: NTTCOM
rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source

route: 123.255.80.0/21
descr: Nexusguard (Customer Route)
origin: AS3661
mnt-by: MAINT-AS45474
changed: peering[at]nexusguard.com 20160524 #08:32:47Z
source: RADB
last-modified: 2023-11-13T15:49:10Z
rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source

route: 123.255.80.0/21
descr: The Chinese University of Hong Kong
origin: AS3661
mnt-by: MAINT-CUHKNET-HK
last-modified: 2015-03-23T10:46:36Z
source: APNIC
rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source

route: 123.255.80.0/24
descr: Nexusguard (Customer Route)
origin: AS45474
mnt-by: MAINT-AS45474
changed: peering[at]nexusguard.com 20160726 #06:58:05Z
source: RADB
last-modified: 2023-11-13T15:49:35Z
rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source

% [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 'noc-admin[at]cuhk.edu.hk'

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: noc-admin[at]cuhk.edu.hk
abuse-mailbox: noc-admin[at]cuhk.edu.hk
admin-c: NA17-AP
tech-c: NT27-AP
auth: # Filtered
remarks: noc-admin[at]cuhk.edu.hk 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: noc-admin[at]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[at]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[at]cuhk.edu.hk was validated on 2026-05-13
abuse-mailbox: noc-admin[at]cuhk.edu.hk
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: noc-admin[at]cuhk.edu.hk
nic-hdl: NA17-AP
notify: noc-admin[at]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[at]cuhk.edu.hk
nic-hdl: NT27-AP
notify: noc-tech[at]cuhk.edu.hk
mnt-by: MAINT-CUHKNET-HK
last-modified: 2012-09-19T01:46:08Z
source: APNIC

% Information related to '123.255.80.0/21AS3661'

route: 123.255.80.0/21
descr: The Chinese University of Hong Kong
origin: AS3661
mnt-by: MAINT-CUHKNET-HK
last-modified: 2015-03-23T10:46:36Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-SG1)