Network · AS41491

AS41491 Stadtwerke Kapfenberg GmbH

AS41491 (Stadtwerke Kapfenberg GmbH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS41491

OwnerStadtwerke Kapfenberg GmbH
KindInternet service provider
Servers, not peopleno
IPv4 addresses15,360
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

85.238.160.0/19
81.28.128.0/20
5.44.208.0/21
185.125.208.0/22

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

Check an IP address →

Detect it in code

Spot AS41491 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 AS41491

Is AS41491 a datacenter or VPN network?

AS41491 (Stadtwerke Kapfenberg GmbH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS41491?

AS41491 is registered to Stadtwerke Kapfenberg GmbH. It announces about 15,360 IPv4 addresses.

How do I detect traffic from AS41491?

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.