Network · AS50003

AS50003 Joint Stock Company "Institutional Telephone Center"

AS50003 (Joint Stock Company "Institutional Telephone Center") looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS50003

  • OwnerJoint Stock Company "Institutional Tel
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses1,280
  • IPv4 ranges2
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 194.190.32.0/22
  • 195.19.21.0/24

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

Check an IP address →

Detect it in code

Spot AS50003 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 AS50003

Is AS50003 a datacenter or VPN network?

AS50003 (Joint Stock Company "Institutional Telephone Center") looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS50003?

AS50003 is registered to Joint Stock Company "Institutional Telephone Center". It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS50003?

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.