Network · AS21699

AS21699 IO INC

AS21699 (IO INC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS21699

  • OwnerIO INC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses14,336
  • IPv4 ranges15
  • IPv6 ranges2
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 72.21.24.0/21
  • 64.187.216.0/21
  • 162.222.184.0/21
  • 149.20.184.0/21
  • 45.45.240.0/22
  • 45.41.212.0/22
  • 149.20.160.0/22
  • 23.130.96.0/23
  • 209.160.96.0/23
  • 192.234.202.0/23
  • 149.20.166.0/23
  • 23.188.104.0/24

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

Check an IP address →

Detect it in code

Spot AS21699 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 AS21699

Is AS21699 a datacenter or VPN network?

AS21699 (IO INC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS21699?

AS21699 is registered to IO INC. It announces about 14,336 IPv4 addresses.

How do I detect traffic from AS21699?

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.