Network · AS202591

AS202591 Nefos IT bv

AS202591 (Nefos IT bv) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS202591

OwnerNefos IT bv
KindInternet service provider
Servers, not peopleno
IPv4 addresses3,328
IPv4 ranges4
IPv6 ranges3

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

92.119.28.0/22
45.154.164.0/22
185.150.184.0/22
158.173.144.0/24

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

Check an IP address →

Detect it in code

Spot AS202591 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 AS202591

Is AS202591 a datacenter or VPN network?

AS202591 (Nefos IT bv) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS202591?

AS202591 is registered to Nefos IT bv. It announces about 3,328 IPv4 addresses.

How do I detect traffic from AS202591?

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.