Network · AS398665

AS398665 COUNTY OF SAN BERNARDINO

AS398665 (COUNTY OF SAN BERNARDINO) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS398665

OwnerCOUNTY OF SAN BERNARDINO
KindInternet service provider
Servers, not peopleno
IPv4 addresses512
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

8.7.17.0/24
12.201.127.0/24

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

Check an IP address →

Detect it in code

Spot AS398665 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 AS398665

Is AS398665 a datacenter or VPN network?

AS398665 (COUNTY OF SAN BERNARDINO) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS398665?

AS398665 is registered to COUNTY OF SAN BERNARDINO. It announces about 512 IPv4 addresses.

How do I detect traffic from AS398665?

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.