Network · AS10139

AS10139 Smart Broadband, Inc.

AS10139 (Smart Broadband, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS10139

  • OwnerSmart Broadband, Inc.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses176,384
  • IPv4 ranges9
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 203.87.128.0/17
  • 175.176.0.0/17
  • 125.60.128.0/17
  • 121.54.0.0/17
  • 175.158.192.0/18
  • 121.1.0.0/18
  • 203.84.160.0/19
  • 203.111.224.0/20
  • 210.213.107.0/24

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

Check an IP address →

Detect it in code

Spot AS10139 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 AS10139

Is AS10139 a datacenter or VPN network?

AS10139 (Smart Broadband, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS10139?

AS10139 is registered to Smart Broadband, Inc.. It announces about 176,384 IPv4 addresses.

How do I detect traffic from AS10139?

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.