Network · AS28557

AS28557 Cablemas Telecomunicaciones SA de CV

AS28557 (Cablemas Telecomunicaciones SA de CV) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS28557

OwnerCablemas Telecomunicaciones SA de CV
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,024
IPv4 ranges3
IPv6 ranges5

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

189.215.10.0/23
200.56.221.0/24
189.215.9.0/24

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

Check an IP address →

Detect it in code

Spot AS28557 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 AS28557

Is AS28557 a datacenter or VPN network?

AS28557 (Cablemas Telecomunicaciones SA de CV) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS28557?

AS28557 is registered to Cablemas Telecomunicaciones SA de CV. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS28557?

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.