Network · AS136574

AS136574 Crewish Consultancy Limited

AS136574 (Crewish Consultancy Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS136574

OwnerCrewish Consultancy Limited
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,560
IPv4 ranges2
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

169.155.112.0/21
160.191.154.0/23

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

Check an IP address →

Detect it in code

Spot AS136574 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 AS136574

Is AS136574 a datacenter or VPN network?

AS136574 (Crewish Consultancy Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS136574?

AS136574 is registered to Crewish Consultancy Limited. It announces about 2,560 IPv4 addresses.

How do I detect traffic from AS136574?

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.