Network · AS201701

AS201701 Freifunk Rheinland e.V.

AS201701 (Freifunk Rheinland e.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS201701

OwnerFreifunk Rheinland e.V.
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,024
IPv4 ranges1
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

185.66.192.0/22

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

Check an IP address →

Detect it in code

Spot AS201701 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 AS201701

Is AS201701 a datacenter or VPN network?

AS201701 (Freifunk Rheinland e.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS201701?

AS201701 is registered to Freifunk Rheinland e.V.. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS201701?

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.