Network · AS133776

AS133776 Quanzhou

AS133776 (Quanzhou) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS133776

OwnerQuanzhou
KindInternet service provider
Servers, not peopleno
IPv4 addresses45,312
IPv4 ranges35
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

125.77.128.0/19
220.160.32.0/20
125.77.160.0/20
117.24.240.0/20
117.24.0.0/20
106.126.0.0/20
27.152.184.0/21
27.150.128.0/21
27.152.180.0/22
121.204.248.0/22
121.204.244.0/22
59.57.12.0/23

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

Check an IP address →

Detect it in code

Spot AS133776 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 AS133776

Is AS133776 a datacenter or VPN network?

AS133776 (Quanzhou) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS133776?

AS133776 is registered to Quanzhou. It announces about 45,312 IPv4 addresses.

How do I detect traffic from AS133776?

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.