Network · AS28158

AS28158 Ampernet Telecomunicações Ltda

AS28158 (Ampernet Telecomunicações Ltda) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS28158

  • OwnerAmpernet Telecomunicações Ltda
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses25,600
  • IPv4 ranges14
  • IPv6 ranges3
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 187.60.208.0/20
  • 187.109.96.0/20
  • 177.101.128.0/20
  • 187.120.232.0/21
  • 177.23.192.0/21
  • 45.238.68.0/22
  • 45.234.0.0/22
  • 45.189.144.0/22
  • 45.162.40.0/22
  • 177.129.120.0/22
  • 170.84.160.0/22
  • 170.83.104.0/22

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

Check an IP address →

Detect it in code

Spot AS28158 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 AS28158

Is AS28158 a datacenter or VPN network?

AS28158 (Ampernet Telecomunicações Ltda) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS28158?

AS28158 is registered to Ampernet Telecomunicações Ltda. It announces about 25,600 IPv4 addresses.

How do I detect traffic from AS28158?

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.