Network · AS57223

AS57223 SIA NETVISION

AS57223 (SIA NETVISION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS57223

OwnerSIA NETVISION
KindInternet service provider
Servers, not peopleno
IPv4 addresses4,608
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

81.163.72.0/21
195.211.156.0/22
193.0.136.0/22
193.0.140.0/23

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

Check an IP address →

Detect it in code

Spot AS57223 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 AS57223

Is AS57223 a datacenter or VPN network?

AS57223 (SIA NETVISION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS57223?

AS57223 is registered to SIA NETVISION. It announces about 4,608 IPv4 addresses.

How do I detect traffic from AS57223?

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.