Network · AS133321

AS133321 DATACOM SYSTEMS (AU) PTY LTD

AS133321 (DATACOM SYSTEMS (AU) PTY LTD) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS133321

OwnerDATACOM SYSTEMS (AU) PTY LTD
KindInternet service provider
Servers, not peopleno
IPv4 addresses512
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

203.214.199.0/24
203.214.197.0/24

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

Check an IP address →

Detect it in code

Spot AS133321 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 AS133321

Is AS133321 a datacenter or VPN network?

AS133321 (DATACOM SYSTEMS (AU) PTY LTD) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS133321?

AS133321 is registered to DATACOM SYSTEMS (AU) PTY LTD. It announces about 512 IPv4 addresses.

How do I detect traffic from AS133321?

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.