Network · AS30491

AS30491 Crowe LLP

AS30491 (Crowe LLP) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS30491

OwnerCrowe LLP
KindInternet service provider
Servers, not peopleno
IPv4 addresses5,120
IPv4 ranges5
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

159.246.40.0/21
159.246.24.0/22
159.246.20.0/22
159.246.48.0/23
159.246.28.0/23

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

Check an IP address →

Detect it in code

Spot AS30491 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 AS30491

Is AS30491 a datacenter or VPN network?

AS30491 (Crowe LLP) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS30491?

AS30491 is registered to Crowe LLP. It announces about 5,120 IPv4 addresses.

How do I detect traffic from AS30491?

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.