Network · AS15689

AS15689 Advanced IT Services Nottingham Ltd

AS15689 (Advanced IT Services Nottingham Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS15689

  • OwnerAdvanced IT Services Nottingham Ltd
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses2,048
  • IPv4 ranges1
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 46.18.48.0/21

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

Check an IP address →

Detect it in code

Spot AS15689 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 AS15689

Is AS15689 a datacenter or VPN network?

AS15689 (Advanced IT Services Nottingham Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS15689?

AS15689 is registered to Advanced IT Services Nottingham Ltd. It announces about 2,048 IPv4 addresses.

How do I detect traffic from AS15689?

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.