Network · AS26727

AS26727 Brandenburg Telephone Company

AS26727 (Brandenburg Telephone Company) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS26727

OwnerBrandenburg Telephone Company
KindInternet service provider
Servers, not peopleno
IPv4 addresses33,024
IPv4 ranges13
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

66.23.128.0/19
72.2.240.0/20
64.57.160.0/20
216.221.192.0/20
192.240.48.0/20
173.242.128.0/20
66.38.88.0/21
66.38.84.0/23
66.38.8.0/23
66.38.56.0/23
66.38.44.0/24
66.38.30.0/24

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

Check an IP address →

Detect it in code

Spot AS26727 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 AS26727

Is AS26727 a datacenter or VPN network?

AS26727 (Brandenburg Telephone Company) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS26727?

AS26727 is registered to Brandenburg Telephone Company. It announces about 33,024 IPv4 addresses.

How do I detect traffic from AS26727?

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.