Network · AS58543

AS58543 Guangdong

AS58543 (Guangdong) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS58543

OwnerGuangdong
KindInternet service provider
Servers, not peopleno
IPv4 addresses34,048
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

121.201.0.0/17
103.212.48.0/23
103.186.108.0/23
103.212.50.0/24

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

Check an IP address →

Detect it in code

Spot AS58543 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 AS58543

Is AS58543 a datacenter or VPN network?

AS58543 (Guangdong) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS58543?

AS58543 is registered to Guangdong. It announces about 34,048 IPv4 addresses.

How do I detect traffic from AS58543?

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.