Network · AS33489

AS33489 Comcast Cable Communications, LLC

AS33489 (Comcast Cable Communications, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS33489

  • OwnerComcast Cable Communications, LLC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses2,560
  • IPv4 ranges10
  • IPv6 ranges33
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 50.238.249.0/24
  • 50.230.87.0/24
  • 50.227.73.0/24
  • 50.205.34.0/24
  • 50.202.221.0/24
  • 50.201.41.0/24
  • 50.200.193.0/24
  • 216.85.81.0/24
  • 209.12.49.0/24
  • 198.204.31.0/24

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

Check an IP address →

Detect it in code

Spot AS33489 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 AS33489

Is AS33489 a datacenter or VPN network?

AS33489 (Comcast Cable Communications, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS33489?

AS33489 is registered to Comcast Cable Communications, LLC. It announces about 2,560 IPv4 addresses.

How do I detect traffic from AS33489?

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.