Network · AS11687

AS11687 City of Hope Medical Center

AS11687 (City of Hope Medical Center) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS11687

OwnerCity of Hope Medical Center
KindInternet service provider
Servers, not peopleno
IPv4 addresses16,640
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

151.152.96.0/19
151.152.128.0/19
151.152.92.0/24

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

Check an IP address →

Detect it in code

Spot AS11687 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 AS11687

Is AS11687 a datacenter or VPN network?

AS11687 (City of Hope Medical Center) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS11687?

AS11687 is registered to City of Hope Medical Center. It announces about 16,640 IPv4 addresses.

How do I detect traffic from AS11687?

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.