Network · AS203601

AS203601 VALUE TRANSFORMATION SERVICES S.P.A.

AS203601 (VALUE TRANSFORMATION SERVICES S.P.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS203601

OwnerVALUE TRANSFORMATION SERVICES S.P.A.
KindInternet service provider
Servers, not peopleno
IPv4 addresses256
IPv4 ranges1
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

185.128.28.0/24

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

Check an IP address →

Detect it in code

Spot AS203601 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 AS203601

Is AS203601 a datacenter or VPN network?

AS203601 (VALUE TRANSFORMATION SERVICES S.P.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS203601?

AS203601 is registered to VALUE TRANSFORMATION SERVICES S.P.A.. It announces about 256 IPv4 addresses.

How do I detect traffic from AS203601?

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.