Network · AS19157

AS19157 Charter Communications

AS19157 (Charter Communications) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS19157

OwnerCharter Communications
KindInternet service provider
Servers, not peopleno
IPv4 addresses4,352
IPv4 ranges5
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

23.86.16.0/21
23.86.28.0/22
47.42.246.0/23
23.86.14.0/23
23.86.25.0/24

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

Check an IP address →

Detect it in code

Spot AS19157 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 AS19157

Is AS19157 a datacenter or VPN network?

AS19157 (Charter Communications) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS19157?

AS19157 is registered to Charter Communications. It announces about 4,352 IPv4 addresses.

How do I detect traffic from AS19157?

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.