Network · AS53454

AS53454 Full Duplex Inc

AS53454 (Full Duplex Inc) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS53454

OwnerFull Duplex Inc
KindInternet service provider
Servers, not peopleno
IPv4 addresses6,144
IPv4 ranges7
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

162.248.104.0/21
38.97.204.0/22
206.209.220.0/22
162.244.128.0/22
104.225.254.0/23
50.203.38.0/24
192.223.9.0/24

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS53454 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 AS53454

Is AS53454 a datacenter or VPN network?

AS53454 (Full Duplex Inc) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS53454?

AS53454 is registered to Full Duplex Inc. It announces about 6,144 IPv4 addresses.

How do I detect traffic from AS53454?

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.