Network · AS1888

AS1888 Stichting Centrum voor Wiskunde en Informatica

AS1888 (Stichting Centrum voor Wiskunde en Informatica) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS1888

OwnerStichting Centrum voor Wiskunde en Inf
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

192.16.196.0/23
192.16.201.0/24
192.16.191.0/24
192.16.184.0/24

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

Check an IP address →

Detect it in code

Spot AS1888 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 AS1888

Is AS1888 a datacenter or VPN network?

AS1888 (Stichting Centrum voor Wiskunde en Informatica) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS1888?

AS1888 is registered to Stichting Centrum voor Wiskunde en Informatica. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS1888?

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.