Network · AS201427

AS201427 M2M Uslugi Teleinformatyczne Maciej Mackiewicz

AS201427 (M2M Uslugi Teleinformatyczne Maciej Mackiewicz) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS201427

  • OwnerM2M Uslugi Teleinformatyczne Maciej Ma
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses2,048
  • IPv4 ranges1
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 155.133.96.0/21

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

Check an IP address →

Detect it in code

Spot AS201427 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 AS201427

Is AS201427 a datacenter or VPN network?

AS201427 (M2M Uslugi Teleinformatyczne Maciej Mackiewicz) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS201427?

AS201427 is registered to M2M Uslugi Teleinformatyczne Maciej Mackiewicz. It announces about 2,048 IPv4 addresses.

How do I detect traffic from AS201427?

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.