Network · AS204013

AS204013 Network Research Belgium S.A.

AS204013 (Network Research Belgium S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS204013

OwnerNetwork Research Belgium S.A.
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,792
IPv4 ranges6
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

217.117.40.0/23
217.117.61.0/24
217.117.46.0/24
217.117.44.0/24
217.117.43.0/24
217.117.36.0/24

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS204013 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 AS204013

Is AS204013 a datacenter or VPN network?

AS204013 (Network Research Belgium S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS204013?

AS204013 is registered to Network Research Belgium S.A.. It announces about 1,792 IPv4 addresses.

How do I detect traffic from AS204013?

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.