AS4528 — HKU-AS-HK The University of Hong Kong

Network type: education

AS4528 announces 6 IPv4 prefixes covering 83,712 addresses and 2 IPv6 prefixes.

About this network

HKU-AS-HK — The University of Hong Kong, the oldest university in Hong Kong and one of the region's principal research institutions.

What it's used for

• Campus networking for students, staff, faculties, and research computing, including HKU's connections to Hong Kong research and academic exchanges.
• Announces the legacy 147.8.0.0/16 plus a set of APNIC-era blocks, roughly 84,000 IPv4 addresses in total.

Notable

• Institutional address space: it serves the university's own community rather than paying subscribers.
• The legacy /16 is the tell of an early academic connection — HKU was among the first networks in Hong Kong to join the global internet.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 147.8.0.0/16
• 175.159.158.0/23
• 175.159.160.0/19
• 175.159.212.0/22
• 202.45.128.0/24
• 202.189.96.0/19
• 2001:ce0:2::/48
• 2001:ce0:2200::/40

Upstream networks

• AS3662 Joint Universities Computer Centre Limited
• AS137207 Joint Universities Computer Centre Limited

Adjacent networks

• AS3662 Joint Universities Computer Centre Limited
• AS137207 Joint Universities Computer Centre Limited

Routing security

• RPKI: 0 valid, 0 invalid and 10 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 90% of announcements registered; 1,278 route objects.
• Listed in as-sets: AS-ANC-CUSTOMER-PROXY-REGISTER, AS-CTBC-TOOLS-6, AS-CTI-TELECOM, AS-HKBN-TRANSIT, AS-HKT-AS4515, AS-HKT-NETVIGATOR, AS-HKTCUSTOMER, AS-HURRICANEV6, AS-HUTCHCITY, AS-HWNG-DOWNSTREAMS, AS-KDD, AS-KDDI6, AS-KDDICUSTOMER3, AS-KORNETBGP, AS-NEXUSGUARD-CLIENTS, AS-PACNET-CUSTOMER-PROXY-REGISTER, AS-TELSTRA-INTL-CUSTOMERS-4637, AS-XO-B, AS137207:AS-HARNET-RE, AS137207:AS-HARNET-RE, AS20965:AS-FROM-TEIN-TO-GEANT, AS2914:AS-64603-V6, AS293:AS-FROM-SINGAREN-TO-ESNET, AS3491:AS-CUSTOMERS-AP, AS3662:AS-HARNET.