$ query “AS137443” --type=asn → 1 result(s)
AS137443 · ANCHNET-ASIA
ChangLian Network Technology Co. Limited
AS137443 is owned by ChangLian Network Technology Co. Limited and is a residential access provider, based in Hong Kong SAR China since 2018. The system announces 6 656 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Hong Kong SAR China, with additional presence in China and Germany. Prefix announcements for this AS were recently updated.
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.)
- Registered
- August 01, 2018
- Last Changed
- May 10, 2026
- Last Seen
- May 11, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 27 / 15
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 6 656
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /39
- Geolocated Countries
- 🇭🇰 Hong Kong SAR China (4 352 IPs), 🇨🇳 China (2 304 IPs), 🇩🇪 Germany (256 IPs)
- Prefix Changed
- May 09, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 6 656 total (0.02%)
Connectivity Summary
- Upstream Providers
- 6 upstreams providing transit
- Peers
- 7 networks exchanging traffic without transit
- Downstream Customers
- 3 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 17 unique BGP neighbors
- Reach
- 20 networks in customer cone
Upstream Providers (6)
Prefix Lists
IPv4 Prefixes (27 total)
- 116.89.240.0/22 (1 024 addresses (/22 prefix))
- 103.80.28.0/22 (1 024 addresses (/22 prefix))
- 45.192.176.0/23 (512 addresses (/23 prefix))
- 156.255.2.0/23 (512 addresses (/23 prefix))
- 154.223.188.0/23 (512 addresses (/23 prefix))
- 103.50.254.0/23 (512 addresses (/23 prefix))
- 154.91.32.0/23 (512 addresses (/23 prefix))
- 103.117.72.0/24 (256 addresses (/24 prefix))
- 43.231.185.0/24 (256 addresses (/24 prefix))
- 154.91.34.0/24 (256 addresses (/24 prefix))
- 154.209.2.0/24 (256 addresses (/24 prefix))
- 82.129.30.0/24 (256 addresses (/24 prefix))
- 156.236.117.0/24 (256 addresses (/24 prefix))
- 156.236.118.0/24 (256 addresses (/24 prefix))
- 45.192.178.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2404:de80:400::/39