Network · AS50319

AS50319 Dustin NL B.V.

AS50319 (Dustin NL B.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS50319

OwnerDustin NL B.V.
KindInternet service provider
Servers, not peopleno
IPv4 addresses22,016
IPv4 ranges9
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

62.133.192.0/18
185.84.196.0/22
185.189.8.0/22
185.156.208.0/22
185.144.196.0/22
91.206.246.0/23
194.88.236.0/23
91.208.110.0/24
193.105.215.0/24

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

Check an IP address →

Detect it in code

Spot AS50319 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 AS50319

Is AS50319 a datacenter or VPN network?

AS50319 (Dustin NL B.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS50319?

AS50319 is registered to Dustin NL B.V.. It announces about 22,016 IPv4 addresses.

How do I detect traffic from AS50319?

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.