Network · AS28188

AS28188 Pronto Net Ltda.

AS28188 (Pronto Net Ltda.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS28188

OwnerPronto Net Ltda.
KindInternet service provider
Servers, not peopleno
IPv4 addresses8,960
IPv4 ranges14
IPv6 ranges12

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

189.89.224.0/21
177.12.152.0/21
189.89.250.0/23
189.89.244.0/23
189.89.242.0/23
189.89.232.0/23
177.12.142.0/23
177.12.138.0/23
177.12.132.0/23
189.89.248.0/24
189.89.241.0/24
189.89.238.0/24

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

Check an IP address →

Detect it in code

Spot AS28188 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 AS28188

Is AS28188 a datacenter or VPN network?

AS28188 (Pronto Net Ltda.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS28188?

AS28188 is registered to Pronto Net Ltda.. It announces about 8,960 IPv4 addresses.

How do I detect traffic from AS28188?

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.