Network · AS31276

AS31276 Die Netz-Werker Systemmanagement und Datennetze AG

AS31276 (Die Netz-Werker Systemmanagement und Datennetze AG) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS31276

  • OwnerDie Netz-Werker Systemmanagement und D
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses3,072
  • IPv4 ranges3
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 45.91.212.0/22
  • 194.147.128.0/22
  • 193.24.236.0/22

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

Check an IP address →

Detect it in code

Spot AS31276 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 AS31276

Is AS31276 a datacenter or VPN network?

AS31276 (Die Netz-Werker Systemmanagement und Datennetze AG) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS31276?

AS31276 is registered to Die Netz-Werker Systemmanagement und Datennetze AG. It announces about 3,072 IPv4 addresses.

How do I detect traffic from AS31276?

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.