Network · AS3364

AS3364 Computer Systems Design Company

AS3364 (Computer Systems Design Company) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS3364

OwnerComputer Systems Design Company
KindInternet service provider
Servers, not peopleno
IPv4 addresses8,448
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

205.240.0.0/20
204.181.152.0/21
199.221.128.0/21
198.80.11.0/24

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

Check an IP address →

Detect it in code

Spot AS3364 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 AS3364

Is AS3364 a datacenter or VPN network?

AS3364 (Computer Systems Design Company) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS3364?

AS3364 is registered to Computer Systems Design Company. It announces about 8,448 IPv4 addresses.

How do I detect traffic from AS3364?

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.