Network · AS211540

AS211540 Stiftung Kantonsspital Graubuenden

AS211540 (Stiftung Kantonsspital Graubuenden) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS211540

OwnerStiftung Kantonsspital Graubuenden
KindInternet service provider
Servers, not peopleno
IPv4 addresses768
IPv4 ranges2
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

195.242.204.0/23
213.177.190.0/24

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

Check an IP address →

Detect it in code

Spot AS211540 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 AS211540

Is AS211540 a datacenter or VPN network?

AS211540 (Stiftung Kantonsspital Graubuenden) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS211540?

AS211540 is registered to Stiftung Kantonsspital Graubuenden. It announces about 768 IPv4 addresses.

How do I detect traffic from AS211540?

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.