Network · AS201725

AS201725 Firma Tonetic Krzysztof Adamczyk

AS201725 (Firma Tonetic Krzysztof Adamczyk) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS201725

OwnerFirma Tonetic Krzysztof Adamczyk
KindInternet service provider
Servers, not peopleno
IPv4 addresses5,120
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

81.163.8.0/21
176.97.248.0/21
91.231.244.0/22

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

Check an IP address →

Detect it in code

Spot AS201725 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 AS201725

Is AS201725 a datacenter or VPN network?

AS201725 (Firma Tonetic Krzysztof Adamczyk) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS201725?

AS201725 is registered to Firma Tonetic Krzysztof Adamczyk. It announces about 5,120 IPv4 addresses.

How do I detect traffic from AS201725?

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.