Network · AS133774

AS133774 Fuzhou

AS133774 (Fuzhou) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS133774

OwnerFuzhou
KindInternet service provider
Servers, not peopleno
IPv4 addresses184,320
IPv4 ranges97
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

27.155.64.0/18
222.79.64.0/18
27.151.0.0/19
27.148.128.0/19
121.207.224.0/19
121.204.128.0/19
120.39.192.0/19
59.56.64.0/20
59.56.16.0/20
27.156.0.0/20
27.150.16.0/20
203.15.0.0/20

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

Check an IP address →

Detect it in code

Spot AS133774 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 AS133774

Is AS133774 a datacenter or VPN network?

AS133774 (Fuzhou) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS133774?

AS133774 is registered to Fuzhou. It announces about 184,320 IPv4 addresses.

How do I detect traffic from AS133774?

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.