Network · AS15451

AS15451 DATEV eG

AS15451 (DATEV eG) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS15451

OwnerDATEV eG
KindInternet service provider
Servers, not peopleno
IPv4 addresses15,360
IPv4 ranges6
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

80.94.128.0/20
79.140.48.0/20
91.190.200.0/21
46.182.144.0/21
193.27.48.0/21
185.26.76.0/22

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

Check an IP address →

Detect it in code

Spot AS15451 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 AS15451

Is AS15451 a datacenter or VPN network?

AS15451 (DATEV eG) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS15451?

AS15451 is registered to DATEV eG. It announces about 15,360 IPv4 addresses.

How do I detect traffic from AS15451?

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.