$ query “AS3662” --type=asn → 1 result(s)
AS3662 · HARNET
Joint Universities Computer Centre Limited
AS3662 belongs to Joint Universities Computer Centre Limited and is a residential access provider, established in Hong Kong SAR China. The system announces 1 792 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Hong Kong SAR China.
Basic Information
- Country
- 🇭🇰 Hong Kong SAR China
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Last Changed
- October 01, 2026
- Last Seen
- October 10, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 7 / 7
- IPv6 Prefixes (raw / aggregated)
- 2 / 1
- IPv4 Addresses
- 1 792
- Largest IPv4 Prefix
- /24 (256 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇭🇰 Hong Kong SAR China (1 792 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Peers
- 18 networks exchanging traffic without transit
- Downstream Customers
- 9 downstreams buying transit
- Degree
- 28 unique BGP neighbors
- Reach
- 9 networks in customer cone
Upstream Providers (1)
- AS17824 — PACIFICONENET-HK-AP
Prefix Lists
IPv4 Prefixes (7 total)
- 175.159.254.0/24 (256 addresses (/24 prefix))
- 192.245.196.0/24 (256 addresses (/24 prefix))
- 202.40.218.0/24 (256 addresses (/24 prefix))
- 202.40.221.0/24 (256 addresses (/24 prefix))
- 203.188.112.0/24 (256 addresses (/24 prefix))
- 203.188.117.0/24 (256 addresses (/24 prefix))
- 203.188.118.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (2 total)
- 2001:ce0::/32