Network · AS137491

AS137491 Peerex Networks Ltd.

AS137491 (Peerex Networks Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS137491

OwnerPeerex Networks Ltd.
KindInternet service provider
Servers, not peopleno
IPv4 addresses3,840
IPv4 ranges6
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.204.208.0/22
103.110.96.0/22
103.154.236.0/23
103.134.38.0/23
103.124.226.0/23
202.181.16.0/24

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

Check an IP address →

Detect it in code

Spot AS137491 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 AS137491

Is AS137491 a datacenter or VPN network?

AS137491 (Peerex Networks Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS137491?

AS137491 is registered to Peerex Networks Ltd.. It announces about 3,840 IPv4 addresses.

How do I detect traffic from AS137491?

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.