Network · AS16491

AS16491 ViaSat, Inc.

AS16491 (ViaSat, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS16491

  • OwnerViaSat, Inc.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses10,496
  • IPv4 ranges16
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 8.37.96.0/21
  • 75.104.232.0/21
  • 8.37.104.0/22
  • 75.104.228.0/22
  • 199.204.4.0/22
  • 8.37.110.0/23
  • 65.103.146.0/23
  • 75.107.180.0/24
  • 70.41.23.0/24
  • 63.159.205.0/24
  • 216.245.249.0/24
  • 216.245.247.0/24

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

Check an IP address →

Detect it in code

Spot AS16491 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 AS16491

Is AS16491 a datacenter or VPN network?

AS16491 (ViaSat, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS16491?

AS16491 is registered to ViaSat, Inc.. It announces about 10,496 IPv4 addresses.

How do I detect traffic from AS16491?

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.