Network · AS28656

AS28656 BTT TELECOMUNICACOES S.A.

AS28656 (BTT TELECOMUNICACOES S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS28656

OwnerBTT TELECOMUNICACOES S.A.
KindInternet service provider
Servers, not peopleno
IPv4 addresses12,288
IPv4 ranges8
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

201.77.160.0/20
177.55.224.0/20
45.190.116.0/22
190.52.72.0/22
179.0.72.0/22
131.255.112.0/23
177.87.184.0/24
177.131.5.0/24

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

Check an IP address →

Detect it in code

Spot AS28656 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 AS28656

Is AS28656 a datacenter or VPN network?

AS28656 (BTT TELECOMUNICACOES S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS28656?

AS28656 is registered to BTT TELECOMUNICACOES S.A.. It announces about 12,288 IPv4 addresses.

How do I detect traffic from AS28656?

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.