Network · AS21058

AS21058 NETWORK SISTEMI S.R.L.S.

AS21058 (NETWORK SISTEMI S.R.L.S.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS21058

OwnerNETWORK SISTEMI S.R.L.S.
KindInternet service provider
Servers, not peopleno
IPv4 addresses3,840
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

80.83.160.0/21
80.83.172.0/22
80.83.168.0/23
80.83.171.0/24

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

Check an IP address →

Detect it in code

Spot AS21058 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 AS21058

Is AS21058 a datacenter or VPN network?

AS21058 (NETWORK SISTEMI S.R.L.S.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS21058?

AS21058 is registered to NETWORK SISTEMI S.R.L.S.. It announces about 3,840 IPv4 addresses.

How do I detect traffic from AS21058?

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.