Network · AS54989

AS54989 DUNCAN TELECOMMUNICATIONS LLC

AS54989 (DUNCAN TELECOMMUNICATIONS LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS54989

  • OwnerDUNCAN TELECOMMUNICATIONS LLC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses2,048
  • IPv4 ranges7
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 216.114.178.0/23
  • 64.17.97.0/24
  • 64.17.119.0/24
  • 216.114.149.0/24
  • 209.198.81.0/24
  • 207.136.204.0/24
  • 198.168.37.0/24

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

Check an IP address →

Detect it in code

Spot AS54989 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 AS54989

Is AS54989 a datacenter or VPN network?

AS54989 (DUNCAN TELECOMMUNICATIONS LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS54989?

AS54989 is registered to DUNCAN TELECOMMUNICATIONS LLC. It announces about 2,048 IPv4 addresses.

How do I detect traffic from AS54989?

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.