Network · AS263596

AS263596 GRV FIBRA

AS263596 (GRV FIBRA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS263596

OwnerGRV FIBRA
KindInternet service provider
Servers, not peopleno
IPv4 addresses5,120
IPv4 ranges3
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

191.7.96.0/21
177.136.184.0/21
168.121.144.0/22

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS263596 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 AS263596

Is AS263596 a datacenter or VPN network?

AS263596 (GRV FIBRA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS263596?

AS263596 is registered to GRV FIBRA. It announces about 5,120 IPv4 addresses.

How do I detect traffic from AS263596?

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.