Network · AS33845

AS33845 Swiss Federation represented by FOITT

AS33845 (Swiss Federation represented by FOITT) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS33845

OwnerSwiss Federation represented by FOITT
KindInternet service provider
Servers, not peopleno
IPv4 addresses135,168
IPv4 ranges4
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

162.23.0.0/16
131.102.0.0/16
193.5.216.0/21
149.126.48.0/21

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

Check an IP address →

Detect it in code

Spot AS33845 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 AS33845

Is AS33845 a datacenter or VPN network?

AS33845 (Swiss Federation represented by FOITT) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS33845?

AS33845 is registered to Swiss Federation represented by FOITT. It announces about 135,168 IPv4 addresses.

How do I detect traffic from AS33845?

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.