Network check
ASN
AS203440
- Ownerlinefinity networks GmbH
- KindInternet service provider
- Servers, not peopleno
- IPv4 addresses1,024
- IPv4 ranges1
- IPv6 ranges0
Risk score0
Nothing suspicious found.
Network · AS203440
AS203440 linefinity networks GmbH
AS203440 (linefinity networks GmbH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
Detect it in code
Spot AS203440 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 AS203440
Is AS203440 a datacenter or VPN network?
AS203440 (linefinity networks GmbH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
Who owns AS203440?
AS203440 is registered to linefinity networks GmbH. It announces about 1,024 IPv4 addresses.
How do I detect traffic from AS203440?
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.