Network · AS273386

AS273386 RE9SUA INTERNET SERVICOS DE TELECOM LTDA

AS273386 (RE9SUA INTERNET SERVICOS DE TELECOM LTDA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS273386

OwnerRE9SUA INTERNET SERVICOS DE TELECOM LT
KindInternet service provider
Servers, not peopleno
IPv4 addresses512
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

177.67.35.0/24
177.67.33.0/24

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

Check an IP address →

Detect it in code

Spot AS273386 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 AS273386

Is AS273386 a datacenter or VPN network?

AS273386 (RE9SUA INTERNET SERVICOS DE TELECOM LTDA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS273386?

AS273386 is registered to RE9SUA INTERNET SERVICOS DE TELECOM LTDA. It announces about 512 IPv4 addresses.

How do I detect traffic from AS273386?

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.