Network · AS394380

AS394380 Leaseweb USA, Inc.

AS394380 (Leaseweb USA, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS394380

OwnerLeaseweb USA, Inc.
KindInternet service provider
Servers, not peopleno
IPv4 addresses49,408
IPv4 ranges51
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

209.58.144.0/20
23.81.72.0/21
23.19.184.0/21
172.241.88.0/21
172.241.32.0/21
172.241.24.0/21
172.241.224.0/21
172.241.128.0/21
172.241.112.0/21
23.19.220.0/22
23.19.152.0/22
199.180.8.0/22

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-21.

Check an IP address →

Detect it in code

Spot AS394380 traffic at signup.

Send the visitor's IP. The response includes the ASN, the owner and flags.hosting.

curl https://veqen-app.com/v1/ip/check \
  -H "Authorization: Bearer $VEQEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"ip": "203.0.113.7"}'

import os, requests

r = requests.post(
    "https://veqen-app.com/v1/ip/check",
    headers={"Authorization": f"Bearer {os.environ['VEQEN_API_KEY']}"},
    json={"ip": "203.0.113.7"},
    timeout=10,
)
result = r.json()
print(result["risk"]["verdict"], result["risk"]["reasons"])

const res = await fetch("https://veqen-app.com/v1/ip/check", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.VEQEN_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({"ip": "203.0.113.7"}),
});
const result = await res.json();
console.log(result.risk.verdict, result.risk.reasons);

Questions

About AS394380

Is AS394380 a datacenter or VPN network?

AS394380 (Leaseweb USA, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS394380?

AS394380 is registered to Leaseweb USA, Inc.. It announces about 49,408 IPv4 addresses.

How do I detect traffic from AS394380?

Call the Veqen IP check with the visitor's address. The response includes the ASN, the owner and whether the network is a datacenter, VPN network, relay or ISP.