Network · AS36502

AS36502 Cerner Corporation

AS36502 (Cerner Corporation) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS36502

OwnerCerner Corporation
KindInternet service provider
Servers, not peopleno
IPv4 addresses5,632
IPv4 ranges6
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

159.140.8.0/21
159.140.212.0/22
159.140.104.0/22
159.140.0.0/22
159.140.254.0/24
159.140.252.0/24

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

Check an IP address →

Detect it in code

Spot AS36502 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 AS36502

Is AS36502 a datacenter or VPN network?

AS36502 (Cerner Corporation) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS36502?

AS36502 is registered to Cerner Corporation. It announces about 5,632 IPv4 addresses.

How do I detect traffic from AS36502?

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.