Network · AS41038

AS41038 Mediacaster B.V.

AS41038 (Mediacaster B.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS41038

OwnerMediacaster B.V.
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,304
IPv4 ranges5
IPv6 ranges3

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

185.187.124.0/22
91.233.22.0/23
195.95.175.0/24
194.30.182.0/24
157.97.96.0/24

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

Check an IP address →

Detect it in code

Spot AS41038 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 AS41038

Is AS41038 a datacenter or VPN network?

AS41038 (Mediacaster B.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS41038?

AS41038 is registered to Mediacaster B.V.. It announces about 2,304 IPv4 addresses.

How do I detect traffic from AS41038?

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.