Network · AS205240

AS205240 Jan Wilke Ackerstaff

AS205240 (Jan Wilke Ackerstaff) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS205240

OwnerJan Wilke Ackerstaff
KindInternet service provider
Servers, not peopleno
IPv4 addresses768
IPv4 ranges3
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

193.219.0.0/24
193.218.222.0/24
193.218.204.0/24

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

Check an IP address →

Detect it in code

Spot AS205240 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 AS205240

Is AS205240 a datacenter or VPN network?

AS205240 (Jan Wilke Ackerstaff) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS205240?

AS205240 is registered to Jan Wilke Ackerstaff. It announces about 768 IPv4 addresses.

How do I detect traffic from AS205240?

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.