Network · AS52155

AS52155 Caspian Applied Systems Services Supplying Company (Private Joint-Stock)

AS52155 (Caspian Applied Systems Services Supplying Company (Private Joint-Stock)) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS52155

  • OwnerCaspian Applied Systems Services Suppl
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses768
  • IPv4 ranges2
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 178.21.46.0/23
  • 178.21.45.0/24

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

Check an IP address →

Detect it in code

Spot AS52155 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 AS52155

Is AS52155 a datacenter or VPN network?

AS52155 (Caspian Applied Systems Services Supplying Company (Private Joint-Stock)) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS52155?

AS52155 is registered to Caspian Applied Systems Services Supplying Company (Private Joint-Stock). It announces about 768 IPv4 addresses.

How do I detect traffic from AS52155?

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.