Network · AS36891

AS36891 Icosnet SPA

AS36891 (Icosnet SPA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS36891

OwnerIcosnet SPA
KindInternet service provider
Servers, not peopleno
IPv4 addresses270,336
IPv4 ranges2
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

197.140.0.0/14
196.41.224.0/19

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

Check an IP address →

Detect it in code

Spot AS36891 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 AS36891

Is AS36891 a datacenter or VPN network?

AS36891 (Icosnet SPA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS36891?

AS36891 is registered to Icosnet SPA. It announces about 270,336 IPv4 addresses.

How do I detect traffic from AS36891?

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.