Network · AS9264

AS9264 Academia Sinica

AS9264 (Academia Sinica) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS9264

OwnerAcademia Sinica
KindInternet service provider
Servers, not peopleno
IPv4 addresses71,424
IPv4 ranges5
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

140.109.0.0/16
202.169.160.0/20
103.130.252.0/22
117.103.96.0/23
117.103.98.0/24

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

Check an IP address →

Detect it in code

Spot AS9264 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 AS9264

Is AS9264 a datacenter or VPN network?

AS9264 (Academia Sinica) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS9264?

AS9264 is registered to Academia Sinica. It announces about 71,424 IPv4 addresses.

How do I detect traffic from AS9264?

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.