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	Prefix	Description
	175.159.254.0/24	Joint Universities Computer Centre Limited
	192.245.196.0/24	Joint Universities Computer Centre Limited
	202.40.218.0/24	HARNET Backbone
	202.40.221.0/24	HARNET Backbone
	203.188.112.0/24	HARNET Backbone
	203.188.117.0/24	HARNET Backbone
	203.188.118.0/24	HARNET Backbone
	2001:ce0::/32	Joint Universities Computer Centre Limited
	2001:ce0:1::/48	Joint Universities Computer Centre Limited

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS17824	Pacific One Net Limited AS number	✔	✔
	AS6939	Hurricane Electric LLC	✘	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS17824	Pacific One Net Limited AS number	✔	✔
	AS7650	The Education University of Hong Kong	✔	✔
	AS6939	Hurricane Electric LLC	✔	✔
	AS7651	Lingnan University	✔	✔
	AS3363	Hong Kong University of Science and Technology	✔	✔
	AS4528	The University of Hong Kong	✔	✔
	AS4158	City University of Hong Kong	✔	✔
	AS4616	The Hong Kong Polytechnic University	✔	✔
	AS3661	The Chinese University of Hong Kong	✔	✔
	AS4605	Hong Kong Baptist University	✔	✔
	AS4635	HKIX Route Servers	✔	✔
	AS137207	Joint Universities Computer Centre Limited	✔	✔
	AS17764	Hong Kong Metropolitan University	✔	✘
	AS9886	CTCSCI TECH LIMITED	✔	✔
	AS8359	MTS PJSC	✔	✘
	AS140627	OneQode	✔	✘
	AS24482	SG.GS	✔	✔
	AS38008	Aperture Science Limited	✔	✔
	AS132337	Axclusive	✔	✘
	AS49544	i3D.net B.V	✔	✔
	AS39120	Convergenze S.p.A.	✔	✔
	AS15169	Google LLC	✔	✘
	AS36236	NetActuate, Inc	✘	✔
	AS7577	Vocational Training Council Hong Kong	✔	✘

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Downstreams

	ASN	Description	IPv4	IPv6
	AS7650	The Education University of Hong Kong	✔	✔
	AS7651	Lingnan University	✔	✔
	AS3363	Hong Kong University of Science and Technology	✔	✔
	AS4528	The University of Hong Kong	✔	✔
	AS4158	City University of Hong Kong	✔	✔
	AS4616	The Hong Kong Polytechnic University	✔	✔
	AS3661	The Chinese University of Hong Kong	✔	✔
	AS4605	Hong Kong Baptist University	✔	✔
	AS17764	Hong Kong Metropolitan University	✔	✘

aut-num:        AS3662
as-name:        HARNET
descr:          Joint Universities Computer Centre Limited
descr:          A Cooperative effort of the IT/Computer Centres of the
descr:          eight Government-funded tertiary institutions in Hong Kong
country:        HK
remarks:        This aut-num object created as part of the ER-Transfer from ARIN
org:            ORG-JUCC1-AP
admin-c:        IKY3-AP
tech-c:         DC1224-AP
tech-c:         HTS5-AP
abuse-c:        AJ481-AP
mnt-lower:      MAINt-JUCC-AP
mnt-routes:     MAINt-JUCC-AP
mnt-by:         APNIC-HM
mnt-irt:        IRT-JUCC-HK
last-modified:  2021-07-09T04:24:43Z
source:         APNIC


organisation:   ORG-JUCC1-AP
org-name:       Joint Universities Computer Centre Limited
org-type:       LIR
country:        HK
address:        ********
address:        ********
address:        ********
address:        ********
phone:          ********
fax-no:         ********
# Email removed, Log into bgp.tools to see whois emails
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:44Z
source:         APNIC

Last Update: 2026-03-13T03:22:26Z UTC

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Member of the following AS-SETs

-	Member
RADB	as3491:as-customers-ap
RADB	as-hkt-as4515
NTTCOM	as-4641ntt
ALTDB	as-hwng-downstreams
RADB	as9269:as-hkbn-transit
RADB	as-kdd
RADB	as-nexusguard-clients
APNIC	as58453:as-asiatest
LEVEL3	as-sprint-origins
RADB	as-hutchcity
ARIN	as293:as-from-singaren-to-esnet
RADB	as-hurricanev6
RADB	as-hkt-netvigator
RADB	as-hkbn-transit
RADB	as58453:as-asiaascust
RADB	as-ctbc-tools
RADB	as-telstra-intl-customers-4637
RADB	as-cti-telecom
APNIC	as137207:as-harnet-re
APNIC	as58453:as-asiaascust
LEVEL3	as-level3-origins-na
ARIN	as-xo-b
APNIC	as9498:as-bharti-in
RIPE	as20965:as-from-tein-to-geant
NTTCOM	as-hthk-ig
NTTCOM	as9269:as-hkbn-transit
RADB	as-kornetbgp
LEVEL3	as-level3-asia
RADB	as-kddi6
RADB	as137207:as-harnet-re
RADB	as-pacnet-customer-proxy-register