Network · AS53143

AS53143 CABONNET INTERNET LTDA

AS53143 (CABONNET INTERNET LTDA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS53143

OwnerCABONNET INTERNET LTDA
KindInternet service provider
Servers, not peopleno
IPv4 addresses14,336
IPv4 ranges6
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

186.194.224.0/20
186.193.112.0/20
187.87.64.0/21
179.107.0.0/21
168.195.236.0/22
131.100.68.0/22

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS53143 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 AS53143

Is AS53143 a datacenter or VPN network?

AS53143 (CABONNET INTERNET LTDA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS53143?

AS53143 is registered to CABONNET INTERNET LTDA. It announces about 14,336 IPv4 addresses.

How do I detect traffic from AS53143?

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.