$ query “AS133199” --type=asn → 1 result(s)
AS133199 · SONDERCLOUDLIMITED-AS-AP
SonderCloud Limited
AS133199 is owned by SonderCloud Limited and is a residential access provider, based in Hong Kong SAR China since 2018. The system announces a respectable 66 304 IPv4 addresses. Most of its address space is geolocated to the United States, with additional presence in Hong Kong SAR China and Italy, and a smaller footprint in another country. No IPv6 support — it's 2026, just saying.
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 21, 2018
- Last Changed
- May 10, 2026
- Last Seen
- June 10, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 270 / 22
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 66 304
- Largest IPv4 Prefix
- /18 (16 384 addresses)
- Geolocated Countries
- 🇺🇸 United States (51 200 IPs), 🇭🇰 Hong Kong SAR China (29 952 IPs), 🇮🇹 Italy (2 048 IPs) and 1 more
- Prefix Changed
- May 27, 2026
Reputation
- Reputation
- Good — 2 flagged IPs out of 66 304 total (0.00%)
- Open Proxies
- 1 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 7 upstreams providing transit
- Peers
- 23 networks exchanging traffic without transit
- Downstream Customers
- 3 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 34 unique BGP neighbors
- Reach
- 5 networks in customer cone
Upstream Providers (7)
Prefix Lists
IPv4 Prefixes (270 total)
- 38.190.192.0/18 (16 384 addresses (/18 prefix))
- 149.30.192.0/18 (16 384 addresses (/18 prefix))
- 206.119.160.0/19 (8 192 addresses (/19 prefix))
- 149.30.160.0/19 (8 192 addresses (/19 prefix))
- 208.87.200.0/21 (2 048 addresses (/21 prefix))
- 43.255.28.0/22 (1 024 addresses (/22 prefix))
- 103.254.148.0/22 (1 024 addresses (/22 prefix))
- 217.194.132.0/22 (1 024 addresses (/22 prefix))
- 103.44.28.0/22 (1 024 addresses (/22 prefix))
- 103.59.144.0/22 (1 024 addresses (/22 prefix))
- 103.74.192.0/22 (1 024 addresses (/22 prefix))
- 43.225.44.0/22 (1 024 addresses (/22 prefix))
- 103.249.108.0/22 (1 024 addresses (/22 prefix))
- 103.251.88.0/22 (1 024 addresses (/22 prefix))
- 45.119.96.0/22 (1 024 addresses (/22 prefix))
- 43.242.128.0/22 (1 024 addresses (/22 prefix))
- 43.242.32.0/22 (1 024 addresses (/22 prefix))
- 43.240.28.0/22 (1 024 addresses (/22 prefix))
- 194.41.58.0/23 (512 addresses (/23 prefix))
- 194.41.36.0/23 (512 addresses (/23 prefix))
- 103.142.190.0/23 (512 addresses (/23 prefix))
- 45.144.139.0/24 (256 addresses (/24 prefix))