Network · AS39900

AS39900 SIA GOOD

AS39900 (SIA GOOD) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS39900

OwnerSIA GOOD
KindInternet service provider
Servers, not peopleno
IPv4 addresses3,328
IPv4 ranges8
IPv6 ranges3

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

141.98.184.0/22
72.56.52.0/23
138.249.142.0/23
95.164.91.0/24
77.90.46.0/24
45.15.67.0/24
194.9.118.0/24
193.124.254.0/24

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

Check an IP address →

Detect it in code

Spot AS39900 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 AS39900

Is AS39900 a datacenter or VPN network?

AS39900 (SIA GOOD) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS39900?

AS39900 is registered to SIA GOOD. It announces about 3,328 IPv4 addresses.

How do I detect traffic from AS39900?

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.