Network · AS28605

AS28605 Defferrari Informatica Ltda.

AS28605 (Defferrari Informatica Ltda.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS28605

OwnerDefferrari Informatica Ltda.
KindInternet service provider
Servers, not peopleno
IPv4 addresses5,376
IPv4 ranges3
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

201.20.144.0/20
179.127.112.0/22
200.159.177.0/24

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

Check an IP address →

Detect it in code

Spot AS28605 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 AS28605

Is AS28605 a datacenter or VPN network?

AS28605 (Defferrari Informatica Ltda.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS28605?

AS28605 is registered to Defferrari Informatica Ltda.. It announces about 5,376 IPv4 addresses.

How do I detect traffic from AS28605?

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.