Network · AS4618

AS4618 Internet Thailand Company Ltd.

AS4618 (Internet Thailand Company Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS4618

  • OwnerInternet Thailand Company Ltd.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses218,368
  • IPv4 ranges102
  • IPv6 ranges3
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 203.154.0.0/17
  • 203.154.192.0/18
  • 203.151.192.0/18
  • 203.154.160.0/19
  • 203.151.64.0/19
  • 203.151.32.0/19
  • 203.151.160.0/19
  • 203.150.64.0/19
  • 203.150.192.0/19
  • 210.4.128.0/20
  • 203.154.144.0/20
  • 203.151.128.0/20

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

Check an IP address →

Detect it in code

Spot AS4618 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 AS4618

Is AS4618 a datacenter or VPN network?

AS4618 (Internet Thailand Company Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS4618?

AS4618 is registered to Internet Thailand Company Ltd.. It announces about 218,368 IPv4 addresses.

How do I detect traffic from AS4618?

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.