Network · AS51866

AS51866 FOP Muratov D.V.

AS51866 (FOP Muratov D.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS51866

OwnerFOP Muratov D.V.
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,024
IPv4 ranges1
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

91.222.0.0/22

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

Check an IP address →

Detect it in code

Spot AS51866 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 AS51866

Is AS51866 a datacenter or VPN network?

AS51866 (FOP Muratov D.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS51866?

AS51866 is registered to FOP Muratov D.V.. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS51866?

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.