Network · AS396336

AS396336 Holzer Health System

AS396336 (Holzer Health System) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS396336

OwnerHolzer Health System
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

204.76.162.0/23
204.76.158.0/23
204.76.161.0/24

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

Check an IP address →

Detect it in code

Spot AS396336 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 AS396336

Is AS396336 a datacenter or VPN network?

AS396336 (Holzer Health System) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS396336?

AS396336 is registered to Holzer Health System. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS396336?

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.