Network · AS133121

AS133121 Norton Rose Australia Services Pty Ltd

AS133121 (Norton Rose Australia Services Pty Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS133121

  • OwnerNorton Rose Australia Services Pty Ltd
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses768
  • IPv4 ranges2
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 202.59.242.0/23
  • 103.47.187.0/24

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

Check an IP address →

Detect it in code

Spot AS133121 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 AS133121

Is AS133121 a datacenter or VPN network?

AS133121 (Norton Rose Australia Services Pty Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS133121?

AS133121 is registered to Norton Rose Australia Services Pty Ltd. It announces about 768 IPv4 addresses.

How do I detect traffic from AS133121?

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.