Network · AS52783

AS52783 ALCANS TELECOM LTDA

AS52783 (ALCANS TELECOM LTDA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS52783

OwnerALCANS TELECOM LTDA
KindInternet service provider
Servers, not peopleno
IPv4 addresses13,312
IPv4 ranges8
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

177.200.64.0/20
177.74.184.0/21
177.52.80.0/21
170.78.116.0/22
170.254.76.0/22
138.255.192.0/22
138.122.132.0/22
131.255.116.0/22

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

Check an IP address →

Detect it in code

Spot AS52783 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 AS52783

Is AS52783 a datacenter or VPN network?

AS52783 (ALCANS TELECOM LTDA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS52783?

AS52783 is registered to ALCANS TELECOM LTDA. It announces about 13,312 IPv4 addresses.

How do I detect traffic from AS52783?

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.