Network · AS17716

AS17716 National Taiwan University

AS17716 (National Taiwan University) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS17716

OwnerNational Taiwan University
KindInternet service provider
Servers, not peopleno
IPv4 addresses76,800
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

140.112.0.0/16
120.96.0.0/19
120.96.240.0/21
120.96.248.0/22

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

Check an IP address →

Detect it in code

Spot AS17716 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 AS17716

Is AS17716 a datacenter or VPN network?

AS17716 (National Taiwan University) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS17716?

AS17716 is registered to National Taiwan University. It announces about 76,800 IPv4 addresses.

How do I detect traffic from AS17716?

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.