Network · AS4616

AS4616 The Hong Kong Polytechnic University

AS4616 (The Hong Kong Polytechnic University) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS4616

OwnerThe Hong Kong Polytechnic University
KindInternet service provider
Servers, not peopleno
IPv4 addresses82,944
IPv4 ranges6
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

158.132.0.0/16
175.159.0.0/19
202.125.192.0/20
202.125.208.0/21
175.159.192.0/21
175.159.228.0/22

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

Check an IP address →

Detect it in code

Spot AS4616 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 AS4616

Is AS4616 a datacenter or VPN network?

AS4616 (The Hong Kong Polytechnic University) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS4616?

AS4616 is registered to The Hong Kong Polytechnic University. It announces about 82,944 IPv4 addresses.

How do I detect traffic from AS4616?

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.