Network · AS43709

AS43709 SilesNet s.r.o.

AS43709 (SilesNet s.r.o.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS43709

  • OwnerSilesNet s.r.o.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses8,192
  • IPv4 ranges1
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 78.157.160.0/19

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

Check an IP address →

Detect it in code

Spot AS43709 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 AS43709

Is AS43709 a datacenter or VPN network?

AS43709 (SilesNet s.r.o.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS43709?

AS43709 is registered to SilesNet s.r.o.. It announces about 8,192 IPv4 addresses.

How do I detect traffic from AS43709?

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.