AS4528 HKU-AS-HK The University of Hong Kong

🇭🇰

Org handle: ORG-TUOH1-AP

The University of Hong Kong

APNICallocated

Announced Prefixes (BGP)

9total

7 IPv42 IPv6

IPv4 Addresses

Allocated (RIR)83,712

Announced (BGP)83,712

IPv6 Addresses

Allocated (RIR)3×10²⁶

Announced (BGP)3.1×10²⁶

Prefix Limit (IPv4)

100

Prefix Limit (IPv6)

Country

RIR

Status

allocated

Allocated

2004-01-30

Announced Prefixes

(BGP)9

Prefix	RPKI	IRR	Last Seen
147.8.0.0/16	No ROA	APNICOther IRR	2026-10-11
175.159.158.0/23	No ROA	Other IRR	2026-10-11
175.159.160.0/19	No ROA	Other IRR	2026-10-11
175.159.212.0/22	No ROA	Other IRR	2026-10-11
202.45.128.0/24	No ROA	Other IRR	2026-10-11
202.189.96.0/20	No ROA	Other IRR	2026-10-11
202.189.112.0/20	No ROA	Other IRR	2026-10-11
2001:ce0:2::/48	No ROA	Other IRR	2026-10-11
2001:ce0:2200::/40	No ROA	Other IRR	2026-10-11

(RIR)8

Prefix	Country	RIR	Status
147.8.0.0/16	🇭🇰 HK	APNIC	allocated
175.159.158.0/23	🇭🇰 HK	APNIC	assigned
175.159.160.0/19	🇭🇰 HK	APNIC	assigned
175.159.212.0/22	🇭🇰 HK	APNIC	assigned
202.45.128.0/24	🇭🇰 HK	APNIC	assigned
202.189.96.0/20	🇭🇰 HK	APNIC	assigned
202.189.112.0/20	🇭🇰 HK	APNIC	assigned
2001:ce0:2200::/40	🇭🇰 HK	APNIC	assigned

(seen in AS paths)

Networks AS4528 hands its own prefixes to: transit providers, or peers at an exchange.

ASPA

No ASPA

External Links

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS4528 should publish an ASPA object
IPv4 transfers in the APNIC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/4528" | jq