Network · AS205544

AS205544 LEASEWEB UK LIMITED

AS205544 (LEASEWEB UK LIMITED) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS205544

OwnerLEASEWEB UK LIMITED
KindInternet service provider
Servers, not peopleno
IPv4 addresses46,080
IPv4 ranges38
IPv6 ranges32

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

82.113.64.0/19
95.168.176.0/20
81.17.56.0/21
23.81.32.0/21
23.19.56.0/21
23.106.56.0/21
23.106.32.0/21
23.106.232.0/21
173.234.72.0/21
173.234.16.0/21
173.234.136.0/21
173.208.48.0/21

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

Check an IP address →

Detect it in code

Spot AS205544 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 AS205544

Is AS205544 a datacenter or VPN network?

AS205544 (LEASEWEB UK LIMITED) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS205544?

AS205544 is registered to LEASEWEB UK LIMITED. It announces about 46,080 IPv4 addresses.

How do I detect traffic from AS205544?

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.