Network · AS39633

AS39633 COMPUTER SYSTEMS INTEGRATION GROUP LIMITED

AS39633 (COMPUTER SYSTEMS INTEGRATION GROUP LIMITED) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS39633

OwnerCOMPUTER SYSTEMS INTEGRATION GROUP LIM
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

88.211.24.0/22
88.211.28.0/24

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

Check an IP address →

Detect it in code

Spot AS39633 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 AS39633

Is AS39633 a datacenter or VPN network?

AS39633 (COMPUTER SYSTEMS INTEGRATION GROUP LIMITED) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS39633?

AS39633 is registered to COMPUTER SYSTEMS INTEGRATION GROUP LIMITED. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS39633?

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.