Network · AS16371

AS16371 acens Technologies, S.L.

AS16371 (acens Technologies, S.L.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS16371

Owneracens Technologies, S.L.
KindInternet service provider
Servers, not peopleno
IPv4 addresses89,344
IPv4 ranges29
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

89.17.192.0/19
86.109.96.0/19
82.194.64.0/19
81.46.192.0/19
217.116.0.0/19
213.149.224.0/19
176.28.96.0/19
93.90.16.0/20
81.46.224.0/20
77.240.112.0/20
87.238.88.0/21
81.46.240.0/21

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

Check an IP address →

Detect it in code

Spot AS16371 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 AS16371

Is AS16371 a datacenter or VPN network?

AS16371 (acens Technologies, S.L.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS16371?

AS16371 is registered to acens Technologies, S.L.. It announces about 89,344 IPv4 addresses.

How do I detect traffic from AS16371?

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.