Network · AS52561

AS52561 GFOUR TELECOM

AS52561 (GFOUR TELECOM) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS52561

OwnerGFOUR TELECOM
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,048
IPv4 ranges2
IPv6 ranges14

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

186.227.120.0/22
177.86.76.0/22

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

Check an IP address →

Detect it in code

Spot AS52561 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 AS52561

Is AS52561 a datacenter or VPN network?

AS52561 (GFOUR TELECOM) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS52561?

AS52561 is registered to GFOUR TELECOM. It announces about 2,048 IPv4 addresses.

How do I detect traffic from AS52561?

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.