The Chinese University of Hong Kong

Summary

Regional Registry:

APNIC

Allocation Status:

Allocated

Allocation Date:

1^st August 2002

Allocated Country:

Traffic Ratio:

Not Disclosed

Internet Exchanges:

1

Network

Contacts

• IPv4 Prefixes
• IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	103.49.160.0/22	Information Technology Services Centre		103.49.160.0/22	APNIC
	103.49.160.0/24			-
	123.255.64.0/21	Information Technology Services Centre		123.255.64.0/20	APNIC
	137.189.0.0/16	imported inetnum object for CUHK		137.189.0.0/16	APNIC
	137.189.196.0/24	imported inetnum object for CUHK		137.189.0.0/16	APNIC
	175.159.224.0/22	The Chinese University of Hong Kong		175.159.0.0/16	APNIC
	202.40.216.0/24	CUHK Library		202.40.192.0/19	APNIC
	203.188.64.0/20	The Chinese University of Hong Kong		203.188.64.0/18	APNIC

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2001:ce0:3::/48	Joint Universities Computer Centre Limited		2001:ce0::/32	APNIC
	2405:3000::/32	Chinese University of Hong Kong (The)		2405:3000::/32	APNIC

• IPv4 Peers
• IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS6939	HURRICANE	Hurricane Electric LLC
	AS3662	HARNET	Joint Universities Computer Centre Limited
	AS7660	APAN-JP	Asia Pacific Advanced Network - Japan
	AS24482	SGGS-AS-AP	SG.GS
	AS45474	NEXUSGUARD-AS-AP	NEXUSGUARD LIMITED
	AS9930	TTNET-MY	TIME dotCom Berhad No. 14, Jalan Majistret U1/26 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor, Malaysia
	AS55720	GIGABIT-MY	Gigabit Hosting Sdn Bhd
	AS4635	HKIX-RS1	Hong Kong Internet Exchange--Route Server 1
	AS137207	JUCC-AS-AP	Joint Universities Computer Centre Limited
	AS4641	HKIX-AS-AP	The Hong Kong Internet Exchange Limited
	AS18106	VIEWQWEST-SG-AP	Viewqwest Pte Ltd
	AS24441	CITYLINK-AS-KH	CityLink Corporation, LTD

Country	ASN	Name	Description	IPv4
	AS6939	HURRICANE	Hurricane Electric LLC
	AS3662	HARNET	Joint Universities Computer Centre Limited
	AS4641	HKIX-AS-AP	The Hong Kong Internet Exchange Limited
	AS4635	HKIX-RS1	Hong Kong Internet Exchange--Route Server 1
	AS18106	VIEWQWEST-SG-AP	Viewqwest Pte Ltd
	AS137207	JUCC-AS-AP	Joint Universities Computer Centre Limited
	AS7660	APAN-JP	Asia Pacific Advanced Network - Japan
	AS24441	CITYLINK-AS-KH	CityLink Corporation, LTD

• IPv4 Upstreams
• IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS3662	HARNET	Joint Universities Computer Centre Limited
	AS45474	NEXUSGUARD-AS-AP	NEXUSGUARD LIMITED

IPv4 Upstream Graph

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IPv4 Upstream Graph

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Country	ASN	Name	Description	IPv4
	AS3662	HARNET	Joint Universities Computer Centre Limited
	AS6939	HURRICANE	Hurricane Electric LLC
	AS4641	HKIX-AS-AP	The Hong Kong Internet Exchange Limited

IPv6 Upstream Graph

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IPv6 Upstream Graph

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

% Information related to 'AS3661'

% Abuse contact for 'AS3661' is '[email protected]'

aut-num:        AS3661
as-name:        ERX-CUHKNET
descr:          The Chinese University of Hong Kong
descr:          ITSC, The Chinese University of Hong Kong
descr:          Shatin, N.T.,
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-lower:      MAINT-CUHKNET-HK
mnt-lower:      MAINT-CUHKNET-HK
mnt-routes:     MAINT-CUHKNET-HK
mnt-by:         APNIC-HM
mnt-irt:        IRT-CUHKNET-HK
last-modified:  2020-07-22T01:00:39Z
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:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        NA17-AP
tech-c:         NT27-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2021-01-27
mnt-by:         MAINT-CUHKNET-HK
last-modified:  2021-01-27T02:20:54Z
source:         APNIC

organisation:   ORG-CUOH1-AP
org-name:       Chinese University of Hong Kong (The)
country:        HK
address:        Information Technology Service Centre
address:        G/F., Pi-Chiu Building
phone:          +852-3943-8848
fax-no:         +852-2603-5001
e-mail:         [email protected]
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2017-08-20T22:56:16Z
source:         APNIC

role:           ABUSE CUHKNETHK
address:        Information Technology Services Centre,
address:        The Chinese University of Hong Kong,
address:        Shatin, N.T.
address:        Hong Kong
country:        ZZ
phone:          +000000000
e-mail:         [email protected]
admin-c:        NA17-AP
tech-c:         NT27-AP
nic-hdl:        AC2019-AP
remarks:        Generated from irt object IRT-CUHKNET-HK
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2020-07-22T01:00:38Z
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:         [email protected]
nic-hdl:        NA17-AP
notify:         [email protected]
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:         [email protected]
nic-hdl:        NT27-AP
notify:         [email protected]
mnt-by:         MAINT-CUHKNET-HK
last-modified:  2012-09-19T01:46:08Z
source:         APNIC

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