Network · AS25100

AS25100 Non state educational institution "Educational Scientific and Experimental Cent

AS25100 (Non state educational institution "Educational Scientific and Experimental Cent) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS25100

  • OwnerNon state educational institution "Edu
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses16,896
  • IPv4 ranges2
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 81.5.64.0/18
  • 45.153.198.0/23

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

Check an IP address →

Detect it in code

Spot AS25100 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 AS25100

Is AS25100 a datacenter or VPN network?

AS25100 (Non state educational institution "Educational Scientific and Experimental Cent) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS25100?

AS25100 is registered to Non state educational institution "Educational Scientific and Experimental Cent. It announces about 16,896 IPv4 addresses.

How do I detect traffic from AS25100?

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.