Network · AS13

AS13 Headquarters, USAISC

AS13 (Headquarters, USAISC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS13

OwnerHeadquarters, USAISC
KindInternet service provider
Servers, not peopleno
IPv4 addresses79,104
IPv4 ranges7
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

128.63.0.0/16
144.252.0.0/19
204.235.64.0/20
192.5.24.0/23
192.33.13.0/24
192.12.67.0/24
192.12.65.0/24

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

Check an IP address →

Detect it in code

Spot AS13 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 AS13

Is AS13 a datacenter or VPN network?

AS13 (Headquarters, USAISC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS13?

AS13 is registered to Headquarters, USAISC. It announces about 79,104 IPv4 addresses.

How do I detect traffic from AS13?

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.