Network · AS211352

AS211352 Tom MARQUAILLE trading as OBSIDIAN CORE

AS211352 (Tom MARQUAILLE trading as OBSIDIAN CORE) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS211352

OwnerTom MARQUAILLE trading as OBSIDIAN COR
KindInternet service provider
Servers, not peopleno
IPv4 addresses256
IPv4 ranges1
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

217.147.12.0/24

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

Check an IP address →

Detect it in code

Spot AS211352 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 AS211352

Is AS211352 a datacenter or VPN network?

AS211352 (Tom MARQUAILLE trading as OBSIDIAN CORE) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS211352?

AS211352 is registered to Tom MARQUAILLE trading as OBSIDIAN CORE. It announces about 256 IPv4 addresses.

How do I detect traffic from AS211352?

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.