Network · AS51647

AS51647 Gemeente Amsterdam

AS51647 (Gemeente Amsterdam) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS51647

OwnerGemeente Amsterdam
KindInternet service provider
Servers, not peopleno
IPv4 addresses3,584
IPv4 ranges4
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

46.17.24.0/21
194.104.80.0/22
194.13.133.0/24
194.104.84.0/24

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

Check an IP address →

Detect it in code

Spot AS51647 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 AS51647

Is AS51647 a datacenter or VPN network?

AS51647 (Gemeente Amsterdam) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS51647?

AS51647 is registered to Gemeente Amsterdam. It announces about 3,584 IPv4 addresses.

How do I detect traffic from AS51647?

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.