Network · AS203087

AS203087 PE Fedinyak Sergey Vyacheslavovich

AS203087 (PE Fedinyak Sergey Vyacheslavovich) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS203087

  • OwnerPE Fedinyak Sergey Vyacheslavovich
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses4,096
  • IPv4 ranges12
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 185.120.76.0/22
  • 109.248.198.0/23
  • 46.8.79.0/24
  • 46.8.43.0/24
  • 46.8.31.0/24
  • 188.130.251.0/24
  • 188.130.234.0/24
  • 188.130.160.0/24
  • 109.248.32.0/24
  • 109.248.231.0/24
  • 109.248.213.0/24
  • 109.248.170.0/24

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

Check an IP address →

Detect it in code

Spot AS203087 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 AS203087

Is AS203087 a datacenter or VPN network?

AS203087 (PE Fedinyak Sergey Vyacheslavovich) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS203087?

AS203087 is registered to PE Fedinyak Sergey Vyacheslavovich. It announces about 4,096 IPv4 addresses.

How do I detect traffic from AS203087?

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.