Network · AS20861

AS20861 Fujitsu Sweden AB

AS20861 (Fujitsu Sweden AB) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS20861

OwnerFujitsu Sweden AB
KindInternet service provider
Servers, not peopleno
IPv4 addresses13,312
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

80.67.192.0/20
140.150.80.0/20
140.150.240.0/20
185.101.56.0/22

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

Check an IP address →

Detect it in code

Spot AS20861 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 AS20861

Is AS20861 a datacenter or VPN network?

AS20861 (Fujitsu Sweden AB) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS20861?

AS20861 is registered to Fujitsu Sweden AB. It announces about 13,312 IPv4 addresses.

How do I detect traffic from AS20861?

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.