Network · AS23084

AS23084 Continental Casualty Co. (CNA)

AS23084 (Continental Casualty Co. (CNA)) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS23084

OwnerContinental Casualty Co. (CNA)
KindInternet service provider
Servers, not peopleno
IPv4 addresses4,096
IPv4 ranges12
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

159.10.210.0/23
159.10.136.0/23
159.10.132.0/23
159.10.128.0/23
159.10.4.0/24
159.10.30.0/24
159.10.3.0/24
159.10.209.0/24
159.10.138.0/24
159.10.134.0/24
159.10.131.0/24
159.10.10.0/24

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

Check an IP address →

Detect it in code

Spot AS23084 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 AS23084

Is AS23084 a datacenter or VPN network?

AS23084 (Continental Casualty Co. (CNA)) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS23084?

AS23084 is registered to Continental Casualty Co. (CNA). It announces about 4,096 IPv4 addresses.

How do I detect traffic from AS23084?

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.