Network · AS274733

AS274733 COMPANHIA DE SANEAMENTO BASICO DO EST. DE SAO

AS274733 (COMPANHIA DE SANEAMENTO BASICO DO EST. DE SAO) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS274733

OwnerCOMPANHIA DE SANEAMENTO BASICO DO EST.
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,024
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

200.144.76.0/23
200.144.74.0/23

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

Check an IP address →

Detect it in code

Spot AS274733 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 AS274733

Is AS274733 a datacenter or VPN network?

AS274733 (COMPANHIA DE SANEAMENTO BASICO DO EST. DE SAO) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS274733?

AS274733 is registered to COMPANHIA DE SANEAMENTO BASICO DO EST. DE SAO. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS274733?

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.