Network · AS27953

AS27953 NODOSUD S.A

AS27953 (NODOSUD S.A) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS27953

OwnerNODOSUD S.A
KindInternet service provider
Servers, not peopleno
IPv4 addresses32,768
IPv4 ranges9
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

186.64.64.0/19
190.122.128.0/20
190.11.192.0/20
186.190.160.0/20
181.118.176.0/20
200.85.88.0/21
200.7.176.0/21
190.211.128.0/21
186.0.128.0/21

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

Check an IP address →

Detect it in code

Spot AS27953 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 AS27953

Is AS27953 a datacenter or VPN network?

AS27953 (NODOSUD S.A) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS27953?

AS27953 is registered to NODOSUD S.A. It announces about 32,768 IPv4 addresses.

How do I detect traffic from AS27953?

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.