$ query “AS7203” --type=asn → 1 result(s)
AS7203 — LEASEWEB-USA-SFO
Leaseweb USA Inc.
AS7203 is a hosting stub network operated by Leaseweb USA Inc., registered in the United States since 1996. The network announces a solid 188 160 IPv4 addresses. Supports IPv6.
- Pioneer — Registered before the year 2000
Basic Information
- Country
- 🇺🇸 United States
- Category
- Hosting
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- October 08, 1996
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 159 / 111
- IPv6 Prefixes (raw / aggregated)
- 5 / 3
- IPv4 Addresses
- 188 160
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇺🇸 US (124 IPs), 🇿🇿 ZZ (2 IPs), 🇱🇹 LT (5 IPs), 🇳🇱 NL, 🇮🇱 IL, 🇦🇪 AE
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 3 flagged IPs out of 188 160 total (0.00%)
- Open Proxies
- 3 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 4 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 0 downstream autonomous systems buying transit
- Degree
- 4 unique BGP neighbors (providers + customers + peers)
- Reach
- 0 — customer cone size measuring network influence
- Degree Rank
- #17 262
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (159 total)
- 23.105.96.0/19 (8 192 addresses)
- 23.108.160.0/19 (8 192 addresses)
- 23.81.96.0/20 (4 096 addresses)
- 23.82.16.0/20 (4 096 addresses)
- 23.105.16.0/20 (4 096 addresses)
- 23.106.160.0/20 (4 096 addresses)
- 147.255.48.0/20 (4 096 addresses)
- 147.255.176.0/20 (4 096 addresses)
- 172.255.112.0/20 (4 096 addresses)
- 209.58.128.0/20 (4 096 addresses)
- 23.19.88.0/21 (2 048 addresses)
- 23.19.160.0/21 (2 048 addresses)
- 23.81.8.0/21 (2 048 addresses)
- 23.81.112.0/21 (2 048 addresses)
- 23.81.160.0/21 (2 048 addresses)
- 23.81.176.0/21 (2 048 addresses)
- 23.82.0.0/21 (2 048 addresses)
- 23.82.64.0/21 (2 048 addresses)
- 23.82.88.0/21 (2 048 addresses)
- 23.82.96.0/21 (2 048 addresses)
- 23.82.112.0/21 (2 048 addresses)
- 23.82.168.0/21 (2 048 addresses)
- 23.82.176.0/21 (2 048 addresses)
- 23.83.152.0/21 (2 048 addresses)
- 23.83.160.0/21 (2 048 addresses)
- 23.83.176.0/21 (2 048 addresses)
- 23.106.88.0/21 (2 048 addresses)
- 23.106.184.0/21 (2 048 addresses)
- 23.108.112.0/21 (2 048 addresses)
- 23.108.192.0/21 (2 048 addresses)
- 64.64.24.0/21 (2 048 addresses)
- 72.37.224.0/21 (2 048 addresses)
- 108.177.160.0/21 (2 048 addresses)
- 142.91.24.0/21 (2 048 addresses)
- 142.91.32.0/21 (2 048 addresses)
- 142.91.136.0/21 (2 048 addresses)
- 142.91.168.0/21 (2 048 addresses)
- 142.234.8.0/21 (2 048 addresses)
- 142.234.48.0/21 (2 048 addresses)
- 142.234.80.0/21 (2 048 addresses)
- 142.234.96.0/21 (2 048 addresses)
- 142.234.120.0/21 (2 048 addresses)
- 142.234.128.0/21 (2 048 addresses)
- 142.234.144.0/21 (2 048 addresses)
- 142.234.192.0/21 (2 048 addresses)
- 147.255.16.0/21 (2 048 addresses)
- 147.255.120.0/21 (2 048 addresses)
- 147.255.160.0/21 (2 048 addresses)
- 172.241.8.0/21 (2 048 addresses)
- 172.241.56.0/21 (2 048 addresses)
IPv6 Prefixes (5 total)
- 2605:fe80::/32
- 2a0f:1e84::/32
- 2607:f5b5::/47