Network · AS15854

AS15854 EntServ Deutschland GmbH

AS15854 (EntServ Deutschland GmbH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS15854

  • OwnerEntServ Deutschland GmbH
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses391,424
  • IPv4 ranges30
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 195.203.0.0/16
  • 170.56.0.0/16
  • 149.250.0.0/16
  • 149.211.128.0/17
  • 149.206.0.0/17
  • 139.27.0.0/17
  • 149.211.0.0/18
  • 139.27.128.0/18
  • 149.211.96.0/19
  • 149.206.224.0/19
  • 149.206.128.0/19
  • 139.27.192.0/19

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

Check an IP address →

Detect it in code

Spot AS15854 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 AS15854

Is AS15854 a datacenter or VPN network?

AS15854 (EntServ Deutschland GmbH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS15854?

AS15854 is registered to EntServ Deutschland GmbH. It announces about 391,424 IPv4 addresses.

How do I detect traffic from AS15854?

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.