Network · AS21430

AS21430 WIA spol. s.r.o.

AS21430 (WIA spol. s.r.o.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS21430

OwnerWIA spol. s.r.o.
KindInternet service provider
Servers, not peopleno
IPv4 addresses41,216
IPv4 ranges64
IPv6 ranges3

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

80.250.0.0/19
83.136.200.0/21
77.78.80.0/21
31.7.240.0/21
82.208.52.0/22
82.208.0.0/22
81.0.200.0/22
77.78.64.0/22
185.33.136.0/22
185.161.240.0/22
147.161.28.0/22
91.234.162.0/23

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

Check an IP address →

Detect it in code

Spot AS21430 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 AS21430

Is AS21430 a datacenter or VPN network?

AS21430 (WIA spol. s.r.o.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS21430?

AS21430 is registered to WIA spol. s.r.o.. It announces about 41,216 IPv4 addresses.

How do I detect traffic from AS21430?

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.