Network · AS15641

AS15641 Arqiva Communications Ltd

AS15641 (Arqiva Communications Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS15641

  • OwnerArqiva Communications Ltd
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses20,992
  • IPv4 ranges9
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 87.249.64.0/19
  • 217.10.160.0/19
  • 217.175.64.0/21
  • 217.175.72.0/22
  • 217.175.76.0/23
  • 91.209.90.0/24
  • 91.209.68.0/24
  • 217.175.78.0/24
  • 217.156.134.0/24

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

Check an IP address →

Detect it in code

Spot AS15641 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 AS15641

Is AS15641 a datacenter or VPN network?

AS15641 (Arqiva Communications Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS15641?

AS15641 is registered to Arqiva Communications Ltd. It announces about 20,992 IPv4 addresses.

How do I detect traffic from AS15641?

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.