Network · AS9426

AS9426 SingTel Optus Pty Ltd

AS9426 (SingTel Optus Pty Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS9426

  • OwnerSingTel Optus Pty Ltd
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses17,920
  • IPv4 ranges17
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 166.120.80.0/20
  • 203.24.0.0/21
  • 166.120.72.0/21
  • 166.120.68.0/22
  • 166.120.216.0/22
  • 166.120.212.0/22
  • 166.120.200.0/22
  • 166.120.164.0/22
  • 166.120.0.0/22
  • 110.5.84.0/22
  • 166.120.64.0/23
  • 110.5.90.0/23

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

Check an IP address →

Detect it in code

Spot AS9426 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 AS9426

Is AS9426 a datacenter or VPN network?

AS9426 (SingTel Optus Pty Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS9426?

AS9426 is registered to SingTel Optus Pty Ltd. It announces about 17,920 IPv4 addresses.

How do I detect traffic from AS9426?

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.