Network · AS204332

AS204332 TKC system s.r.o.

AS204332 (TKC system s.r.o.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS204332

  • OwnerTKC system s.r.o.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses1,024
  • IPv4 ranges1
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 185.252.88.0/22

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

Check an IP address →

Detect it in code

Spot AS204332 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 AS204332

Is AS204332 a datacenter or VPN network?

AS204332 (TKC system s.r.o.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS204332?

AS204332 is registered to TKC system s.r.o.. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS204332?

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.