Network · AS47743

AS47743 Usikov Institute of Radiophysics and Electronics of National Academy of Science

AS47743 (Usikov Institute of Radiophysics and Electronics of National Academy of Science) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS47743

  • OwnerUsikov Institute of Radiophysics and E
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses256
  • IPv4 ranges1
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 91.208.94.0/24

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

Check an IP address →

Detect it in code

Spot AS47743 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 AS47743

Is AS47743 a datacenter or VPN network?

AS47743 (Usikov Institute of Radiophysics and Electronics of National Academy of Science) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS47743?

AS47743 is registered to Usikov Institute of Radiophysics and Electronics of National Academy of Science. It announces about 256 IPv4 addresses.

How do I detect traffic from AS47743?

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.