Network · AS203466

AS203466 INTROSERV d.o.o

AS203466 (INTROSERV d.o.o) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS203466

OwnerINTROSERV d.o.o
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,048
IPv4 ranges8
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

72.244.145.0/24
38.45.18.0/24
38.44.98.0/24
213.134.13.0/24
206.42.109.0/24
188.214.194.0/24
188.208.197.0/24
154.61.78.0/24

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

Check an IP address →

Detect it in code

Spot AS203466 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 AS203466

Is AS203466 a datacenter or VPN network?

AS203466 (INTROSERV d.o.o) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS203466?

AS203466 is registered to INTROSERV d.o.o. It announces about 2,048 IPv4 addresses.

How do I detect traffic from AS203466?

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.