Network · AS18399

AS18399 Yatanarpon Teleport Company Limited

AS18399 (Yatanarpon Teleport Company Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS18399

  • OwnerYatanarpon Teleport Company Limited
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses8,192
  • IPv4 ranges14
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 61.4.72.0/22
  • 61.4.68.0/22
  • 203.81.160.0/22
  • 122.248.100.0/22
  • 61.4.76.0/23
  • 203.81.168.0/23
  • 122.248.120.0/23
  • 122.248.118.0/23
  • 122.248.112.0/23
  • 122.248.104.0/23
  • 61.4.78.0/24
  • 203.81.164.0/24

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

Check an IP address →

Detect it in code

Spot AS18399 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 AS18399

Is AS18399 a datacenter or VPN network?

AS18399 (Yatanarpon Teleport Company Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS18399?

AS18399 is registered to Yatanarpon Teleport Company Limited. It announces about 8,192 IPv4 addresses.

How do I detect traffic from AS18399?

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.