Network · AS4804

AS4804 SingTel Optus Pty Ltd

AS4804 (SingTel Optus Pty Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS4804

OwnerSingTel Optus Pty Ltd
KindInternet service provider
Servers, not peopleno
IPv4 addresses5,270,784
IPv4 ranges32
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

49.176.0.0/12
58.104.0.0/13
49.192.0.0/13
175.32.0.0/13
122.104.0.0/13
220.236.0.0/14
211.28.0.0/14
114.72.0.0/14
110.20.0.0/14
1.40.0.0/14
49.2.0.0/15
114.76.0.0/15

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

Check an IP address →

Detect it in code

Spot AS4804 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 AS4804

Is AS4804 a datacenter or VPN network?

AS4804 (SingTel Optus Pty Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS4804?

AS4804 is registered to SingTel Optus Pty Ltd. It announces about 5,270,784 IPv4 addresses.

How do I detect traffic from AS4804?

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.