Network · AS24952

AS24952 Firmenich SA

AS24952 (Firmenich SA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS24952

  • OwnerFirmenich SA
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses32,768
  • IPv4 ranges1
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 153.108.0.0/17

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

Check an IP address →

Detect it in code

Spot AS24952 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 AS24952

Is AS24952 a datacenter or VPN network?

AS24952 (Firmenich SA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS24952?

AS24952 is registered to Firmenich SA. It announces about 32,768 IPv4 addresses.

How do I detect traffic from AS24952?

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.