Network · AS135644

AS135644 Caspar Technologies

AS135644 (Caspar Technologies) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS135644

OwnerCaspar Technologies
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges5
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.81.181.0/24
103.81.137.0/24
103.77.114.0/24
103.60.218.0/24
103.116.158.0/24

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

Check an IP address →

Detect it in code

Spot AS135644 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 AS135644

Is AS135644 a datacenter or VPN network?

AS135644 (Caspar Technologies) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS135644?

AS135644 is registered to Caspar Technologies. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS135644?

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.