Network · AS209097

AS209097 NETSYST SAS

AS209097 (NETSYST SAS) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS209097

OwnerNETSYST SAS
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,560
IPv4 ranges4
IPv6 ranges19

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

5.182.144.0/22
45.149.56.0/22
44.31.190.0/24
185.115.204.0/24

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

Check an IP address →

Detect it in code

Spot AS209097 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 AS209097

Is AS209097 a datacenter or VPN network?

AS209097 (NETSYST SAS) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS209097?

AS209097 is registered to NETSYST SAS. It announces about 2,560 IPv4 addresses.

How do I detect traffic from AS209097?

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.