Network · AS11403

AS11403 NYI

AS11403 (NYI) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS11403

OwnerNYI
KindInternet service provider
Servers, not peopleno
IPv4 addresses46,592
IPv4 ranges24
IPv6 ranges3

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

64.147.96.0/19
173.228.128.0/19
96.47.64.0/20
67.221.176.0/20
66.111.0.0/20
64.90.176.0/20
64.90.160.0/21
207.12.88.0/21
198.3.136.0/21
64.90.172.0/22
199.83.60.0/22
162.208.116.0/22

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

Check an IP address →

Detect it in code

Spot AS11403 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 AS11403

Is AS11403 a datacenter or VPN network?

AS11403 (NYI) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS11403?

AS11403 is registered to NYI. It announces about 46,592 IPv4 addresses.

How do I detect traffic from AS11403?

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.