Network · AS16871

AS16871 MCDONAGH BROTHERS

AS16871 (MCDONAGH BROTHERS) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS16871

OwnerMCDONAGH BROTHERS
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,792
IPv4 ranges3
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

63.231.196.0/22
63.231.200.0/23
206.130.65.0/24

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

Check an IP address →

Detect it in code

Spot AS16871 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 AS16871

Is AS16871 a datacenter or VPN network?

AS16871 (MCDONAGH BROTHERS) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS16871?

AS16871 is registered to MCDONAGH BROTHERS. It announces about 1,792 IPv4 addresses.

How do I detect traffic from AS16871?

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.