Network · AS51872

AS51872 SILTEL TELECOMUNICAZIONI SRL

AS51872 (SILTEL TELECOMUNICAZIONI SRL) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS51872

  • OwnerSILTEL TELECOMUNICAZIONI SRL
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses1,024
  • IPv4 ranges1
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 45.93.204.0/22

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

Check an IP address →

Detect it in code

Spot AS51872 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 AS51872

Is AS51872 a datacenter or VPN network?

AS51872 (SILTEL TELECOMUNICAZIONI SRL) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS51872?

AS51872 is registered to SILTEL TELECOMUNICAZIONI SRL. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS51872?

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.