Network · AS36503

AS36503 ClubCorp USA, Inc.

AS36503 (ClubCorp USA, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS36503

OwnerClubCorp USA, Inc.
KindInternet service provider
Servers, not peopleno
IPv4 addresses8,192
IPv4 ranges1
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

69.196.96.0/19

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

Check an IP address →

Detect it in code

Spot AS36503 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 AS36503

Is AS36503 a datacenter or VPN network?

AS36503 (ClubCorp USA, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS36503?

AS36503 is registered to ClubCorp USA, Inc.. It announces about 8,192 IPv4 addresses.

How do I detect traffic from AS36503?

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.