Network · AS42237

AS42237 w1n ltd

AS42237 (w1n ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS42237

Ownerw1n ltd
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,792
IPv4 ranges5
IPv6 ranges21

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

185.246.128.0/23
185.217.0.0/23
91.236.116.0/24
193.105.134.0/24
185.246.130.0/24

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

Check an IP address →

Detect it in code

Spot AS42237 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 AS42237

Is AS42237 a datacenter or VPN network?

AS42237 (w1n ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS42237?

AS42237 is registered to w1n ltd. It announces about 1,792 IPv4 addresses.

How do I detect traffic from AS42237?

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.