Network · AS39039

AS39039 Stansat Stanislaw Grzesik

AS39039 (Stansat Stanislaw Grzesik) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS39039

OwnerStansat Stanislaw Grzesik
KindInternet service provider
Servers, not peopleno
IPv4 addresses7,168
IPv4 ranges5
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

83.243.32.0/21
77.95.48.0/21
5.134.68.0/22
46.31.36.0/22
185.170.32.0/22

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

Check an IP address →

Detect it in code

Spot AS39039 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 AS39039

Is AS39039 a datacenter or VPN network?

AS39039 (Stansat Stanislaw Grzesik) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS39039?

AS39039 is registered to Stansat Stanislaw Grzesik. It announces about 7,168 IPv4 addresses.

How do I detect traffic from AS39039?

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.