Network · AS9339

AS9339 CS Loxinfo Public Company Limited

AS9339 (CS Loxinfo Public Company Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS9339

OwnerCS Loxinfo Public Company Limited
KindInternet service provider
Servers, not peopleno
IPv4 addresses512
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

203.146.13.0/24
110.170.227.0/24

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

Check an IP address →

Detect it in code

Spot AS9339 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 AS9339

Is AS9339 a datacenter or VPN network?

AS9339 (CS Loxinfo Public Company Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS9339?

AS9339 is registered to CS Loxinfo Public Company Limited. It announces about 512 IPv4 addresses.

How do I detect traffic from AS9339?

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.