Network · AS139780

AS139780 Brother's ICT Connectivity

AS139780 (Brother's ICT Connectivity) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS139780

OwnerBrother's ICT Connectivity
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,024
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.145.44.0/23
160.250.9.0/24
103.154.17.0/24

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

Check an IP address →

Detect it in code

Spot AS139780 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 AS139780

Is AS139780 a datacenter or VPN network?

AS139780 (Brother's ICT Connectivity) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS139780?

AS139780 is registered to Brother's ICT Connectivity. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS139780?

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.