Network · AS11831

AS11831 eSecureData

AS11831 (eSecureData) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS11831

OwnereSecureData
KindInternet service provider
Servers, not peopleno
IPv4 addresses15,104
IPv4 ranges14
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

71.19.240.0/20
74.3.160.0/21
162.221.200.0/21
74.3.172.0/22
23.111.76.0/22
216.18.20.0/22
162.244.236.0/22
209.17.190.0/23
209.17.170.0/23
209.17.150.0/23
209.139.208.0/23
74.3.171.0/24

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

Check an IP address →

Detect it in code

Spot AS11831 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 AS11831

Is AS11831 a datacenter or VPN network?

AS11831 (eSecureData) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS11831?

AS11831 is registered to eSecureData. It announces about 15,104 IPv4 addresses.

How do I detect traffic from AS11831?

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.