Network · AS36001

AS36001 Bertram Communications LLC

AS36001 (Bertram Communications LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS36001

  • OwnerBertram Communications LLC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses34,560
  • IPv4 ranges14
  • IPv6 ranges4
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 209.103.224.0/19
  • 97.107.32.0/20
  • 216.127.192.0/20
  • 206.126.208.0/20
  • 173.242.80.0/20
  • 216.127.208.0/21
  • 192.200.136.0/21
  • 199.167.212.0/22
  • 172.98.220.0/22
  • 162.210.60.0/22
  • 134.195.20.0/22
  • 104.192.244.0/22

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

Check an IP address →

Detect it in code

Spot AS36001 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 AS36001

Is AS36001 a datacenter or VPN network?

AS36001 (Bertram Communications LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS36001?

AS36001 is registered to Bertram Communications LLC. It announces about 34,560 IPv4 addresses.

How do I detect traffic from AS36001?

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.