Network · AS7725

AS7725 Comcast Cable Communications, LLC

AS7725 (Comcast Cable Communications, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS7725

OwnerComcast Cable Communications, LLC
KindInternet service provider
Servers, not peopleno
IPv4 addresses10,496
IPv4 ranges32
IPv6 ranges85

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

72.162.44.0/22
72.162.48.0/23
72.162.12.0/23
72.162.100.0/23
50.224.48.0/23
50.205.36.0/23
205.167.158.0/23
72.162.36.0/24
50.238.8.0/24
50.235.151.0/24
50.234.27.0/24
50.233.190.0/24

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

Check an IP address →

Detect it in code

Spot AS7725 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 AS7725

Is AS7725 a datacenter or VPN network?

AS7725 (Comcast Cable Communications, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS7725?

AS7725 is registered to Comcast Cable Communications, LLC. It announces about 10,496 IPv4 addresses.

How do I detect traffic from AS7725?

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.