Network · AS131574

AS131574 Beijing Haiyu Technology Co. Ltd..

AS131574 (Beijing Haiyu Technology Co. Ltd..) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS131574

OwnerBeijing Haiyu Technology Co. Ltd..
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,536
IPv4 ranges3
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.39.200.0/22
103.41.3.0/24
103.41.1.0/24

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

Check an IP address →

Detect it in code

Spot AS131574 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 AS131574

Is AS131574 a datacenter or VPN network?

AS131574 (Beijing Haiyu Technology Co. Ltd..) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS131574?

AS131574 is registered to Beijing Haiyu Technology Co. Ltd... It announces about 1,536 IPv4 addresses.

How do I detect traffic from AS131574?

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.