Network · AS29583

AS29583 Spinoco Czech Republic, a.s.

AS29583 (Spinoco Czech Republic, a.s.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS29583

OwnerSpinoco Czech Republic, a.s.
KindInternet service provider
Servers, not peopleno
IPv4 addresses6,144
IPv4 ranges5
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

217.169.176.0/20
31.186.184.0/22
31.186.190.0/23
31.186.188.0/24
193.138.78.0/24

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

Check an IP address →

Detect it in code

Spot AS29583 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 AS29583

Is AS29583 a datacenter or VPN network?

AS29583 (Spinoco Czech Republic, a.s.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS29583?

AS29583 is registered to Spinoco Czech Republic, a.s.. It announces about 6,144 IPv4 addresses.

How do I detect traffic from AS29583?

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.