$ 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 mid-size transit provider, established in Hong Kong SAR China in 2018. The system announces 2 560 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Hong Kong SAR China.
Basic Information
- Country
- 🇭🇰 Hong Kong SAR China
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- August 01, 2018
- Last Changed
- July 01, 2026
- Last Seen
- July 27, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 10 / 7
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 2 560
- Largest IPv4 Prefix
- /23 (512 addresses)
- Largest IPv6 Prefix
- /39
- Geolocated Countries
- 🇭🇰 Hong Kong SAR China (2 816 IPs)
- Prefix Changed
- June 26, 2026
Reputation
- Reputation
- Good — 3 flagged IPs out of 2 560 total (0.12%)
Connectivity Summary
- Upstream Providers
- 6 upstreams providing transit
- Peers
- 3 networks exchanging traffic without transit
- Downstream Customers
- 5 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 15 unique BGP neighbors
- Reach
- 23 networks in customer cone
Upstream Providers (6)
Prefix Lists
IPv4 Prefixes (10 total)
- 45.192.176.0/23 (512 addresses (/23 prefix))
- 103.50.254.0/23 (512 addresses (/23 prefix))
- 154.91.32.0/23 (512 addresses (/23 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))
- 156.236.117.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2404:de80:400::/39