Network · AS53173

AS53173 Sobral Telecomunicações Ltda

AS53173 (Sobral Telecomunicações Ltda) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS53173

OwnerSobral Telecomunicações Ltda
KindInternet service provider
Servers, not peopleno
IPv4 addresses3,840
IPv4 ranges4
IPv6 ranges17

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

177.44.176.0/21
177.44.184.0/22
177.44.188.0/23
177.44.190.0/24

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

Check an IP address →

Detect it in code

Spot AS53173 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 AS53173

Is AS53173 a datacenter or VPN network?

AS53173 (Sobral Telecomunicações Ltda) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS53173?

AS53173 is registered to Sobral Telecomunicações Ltda. It announces about 3,840 IPv4 addresses.

How do I detect traffic from AS53173?

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.