AS4158 CITYUNI-AS-AP City University of Hong Kong

🇭🇰

Org handle: ORG-CUOH2-AP

City University of Hong Kong

APNICallocated

Announced Prefixes (BGP)

9total

8 IPv41 IPv6

IPv4 Addresses

Allocated (RIR)82,944

Announced (BGP)82,944

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)1.2×10²⁴

Prefix Limit (IPv4)

100

Prefix Limit (IPv6)

Country

RIR

Status

allocated

Allocated

2002-08-01

Announced Prefixes

(BGP)9

Prefix	RPKI	IRR	Last Seen
144.214.0.0/16	No ROA	Other IRR	2026-10-11
175.159.64.0/19	No ROA	Other IRR	2026-10-11
175.159.200.0/21	No ROA	Other IRR	2026-10-11
175.159.208.0/22	No ROA	Other IRR	2026-10-11
202.125.216.0/21	No ROA	Other IRR	2026-10-11
202.125.252.0/22	No ROA	Other IRR	2026-10-11
203.188.80.0/21	No ROA	Other IRR	2026-10-11
203.188.88.0/22	No ROA	Other IRR	2026-10-11
2001:ce0:5::/48	No ROA	Other IRR	2026-10-11

(RIR)8

Prefix	Country	RIR	Status
144.214.0.0/16	🇭🇰 HK	APNIC	allocated
175.159.64.0/19	🇭🇰 HK	APNIC	assigned
175.159.200.0/21	🇭🇰 HK	APNIC	assigned
175.159.208.0/22	🇭🇰 HK	APNIC	assigned
202.125.216.0/21	🇭🇰 HK	APNIC	assigned
202.125.252.0/22	🇭🇰 HK	APNIC	assigned
203.188.80.0/21	🇭🇰 HK	APNIC	assigned
203.188.88.0/22	🇭🇰 HK	APNIC	assigned

(seen in AS paths)

Networks AS4158 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 AS4158 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/4158" | jq