Network · AS25753

AS25753 California Public Employees' Retirement System

AS25753 (California Public Employees' Retirement System) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS25753

OwnerCalifornia Public Employees' Retiremen
KindInternet service provider
Servers, not peopleno
IPv4 addresses3,328
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

199.164.56.0/21
199.164.36.0/22
199.164.44.0/24

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

Check an IP address →

Detect it in code

Spot AS25753 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 AS25753

Is AS25753 a datacenter or VPN network?

AS25753 (California Public Employees' Retirement System) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS25753?

AS25753 is registered to California Public Employees' Retirement System. It announces about 3,328 IPv4 addresses.

How do I detect traffic from AS25753?

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.