Network · AS18964

AS18964 Adventist Health System Sunbelt Healthcare Corporation

AS18964 (Adventist Health System Sunbelt Healthcare Corporation) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS18964

  • OwnerAdventist Health System Sunbelt Health
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses20,736
  • IPv4 ranges3
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 204.139.64.0/18
  • 204.156.96.0/20
  • 204.156.120.0/24

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

Check an IP address →

Detect it in code

Spot AS18964 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 AS18964

Is AS18964 a datacenter or VPN network?

AS18964 (Adventist Health System Sunbelt Healthcare Corporation) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS18964?

AS18964 is registered to Adventist Health System Sunbelt Healthcare Corporation. It announces about 20,736 IPv4 addresses.

How do I detect traffic from AS18964?

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.