Network · AS25840

AS25840 Cascade Access, LLC

AS25840 (Cascade Access, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS25840

OwnerCascade Access, LLC
KindInternet service provider
Servers, not peopleno
IPv4 addresses14,080
IPv4 ranges14
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

72.19.56.0/21
72.19.32.0/21
216.155.216.0/21
173.239.88.0/21
38.125.76.0/22
38.109.252.0/22
38.97.228.0/23
38.87.120.0/23
38.74.68.0/23
38.246.120.0/23
38.19.186.0/23
140.82.244.0/23

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

Check an IP address →

Detect it in code

Spot AS25840 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 AS25840

Is AS25840 a datacenter or VPN network?

AS25840 (Cascade Access, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS25840?

AS25840 is registered to Cascade Access, LLC. It announces about 14,080 IPv4 addresses.

How do I detect traffic from AS25840?

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.