Network · AS56566

AS56566 SATT a.s.

AS56566 (SATT a.s.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS56566

OwnerSATT a.s.
KindInternet service provider
Servers, not peopleno
IPv4 addresses12,032
IPv4 ranges9
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

31.31.224.0/19
213.211.44.0/22
91.224.64.0/23
91.224.100.0/23
89.190.52.0/23
212.4.142.0/23
89.190.55.0/24
213.211.37.0/24
212.96.185.0/24

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

Check an IP address →

Detect it in code

Spot AS56566 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 AS56566

Is AS56566 a datacenter or VPN network?

AS56566 (SATT a.s.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS56566?

AS56566 is registered to SATT a.s.. It announces about 12,032 IPv4 addresses.

How do I detect traffic from AS56566?

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.