Network · AS27751

AS27751 Neunet S.A.

AS27751 (Neunet S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS27751

OwnerNeunet S.A.
KindInternet service provider
Servers, not peopleno
IPv4 addresses21,504
IPv4 ranges4
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

200.59.224.0/19
190.108.224.0/19
190.121.176.0/20
179.49.168.0/22

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

Check an IP address →

Detect it in code

Spot AS27751 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 AS27751

Is AS27751 a datacenter or VPN network?

AS27751 (Neunet S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS27751?

AS27751 is registered to Neunet S.A.. It announces about 21,504 IPv4 addresses.

How do I detect traffic from AS27751?

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.