Network · AS53203

AS53203 Inst. de Tec. da Informação e Comunicação do ES.

AS53203 (Inst. de Tec. da Informação e Comunicação do ES.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS53203

  • OwnerInst. de Tec. da Informação e Comunica
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses4,096
  • IPv4 ranges1
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 201.62.32.0/20

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

Check an IP address →

Detect it in code

Spot AS53203 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 AS53203

Is AS53203 a datacenter or VPN network?

AS53203 (Inst. de Tec. da Informação e Comunicação do ES.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS53203?

AS53203 is registered to Inst. de Tec. da Informação e Comunicação do ES.. It announces about 4,096 IPv4 addresses.

How do I detect traffic from AS53203?

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.