Network · AS25417

AS25417 Ljusnet AB

AS25417 (Ljusnet AB) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS25417

OwnerLjusnet AB
KindInternet service provider
Servers, not peopleno
IPv4 addresses12,544
IPv4 ranges3
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

87.249.160.0/19
80.65.192.0/20
194.103.35.0/24

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

Check an IP address →

Detect it in code

Spot AS25417 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 AS25417

Is AS25417 a datacenter or VPN network?

AS25417 (Ljusnet AB) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS25417?

AS25417 is registered to Ljusnet AB. It announces about 12,544 IPv4 addresses.

How do I detect traffic from AS25417?

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.