Network · AS53559

AS53559 KST Networks

AS53559 (KST Networks) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS53559

  • OwnerKST Networks
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses2,304
  • IPv4 ranges8
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 192.238.28.0/23
  • 66.163.218.0/24
  • 216.41.141.0/24
  • 198.35.25.0/24
  • 198.212.219.0/24
  • 192.238.30.0/24
  • 192.238.23.0/24
  • 192.238.20.0/24

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

Check an IP address →

Detect it in code

Spot AS53559 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 AS53559

Is AS53559 a datacenter or VPN network?

AS53559 (KST Networks) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS53559?

AS53559 is registered to KST Networks. It announces about 2,304 IPv4 addresses.

How do I detect traffic from AS53559?

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.