Network · AS44381

AS44381 ITsjefen AS

AS44381 (ITsjefen AS) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS44381

  • OwnerITsjefen AS
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses14,848
  • IPv4 ranges8
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 95.141.64.0/20
  • 92.62.32.0/20
  • 217.144.64.0/20
  • 5.145.156.0/22
  • 5.145.154.0/23
  • 45.154.232.0/23
  • 44.31.78.0/24
  • 193.160.138.0/24

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

Check an IP address →

Detect it in code

Spot AS44381 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 AS44381

Is AS44381 a datacenter or VPN network?

AS44381 (ITsjefen AS) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS44381?

AS44381 is registered to ITsjefen AS. It announces about 14,848 IPv4 addresses.

How do I detect traffic from AS44381?

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.