Network · AS58540

AS58540 Jinan,250000

AS58540 (Jinan,250000) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS58540

OwnerJinan,250000
KindInternet service provider
Servers, not peopleno
IPv4 addresses84,992
IPv4 ranges34
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

150.138.192.0/18
140.249.64.0/18
182.40.128.0/19
150.139.224.0/19
182.40.64.0/20
182.40.48.0/20
182.40.224.0/20
182.40.16.0/20
182.40.112.0/20
182.40.88.0/21
182.40.176.0/21
182.40.168.0/21

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

Check an IP address →

Detect it in code

Spot AS58540 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 AS58540

Is AS58540 a datacenter or VPN network?

AS58540 (Jinan,250000) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS58540?

AS58540 is registered to Jinan,250000. It announces about 84,992 IPv4 addresses.

How do I detect traffic from AS58540?

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.