Network · AS2516

AS2516 KDDI CORPORATION

AS2516 (KDDI CORPORATION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS2516

OwnerKDDI CORPORATION
KindInternet service provider
Servers, not peopleno
IPv4 addresses18,071,808
IPv4 ranges228
IPv6 ranges7

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

106.128.0.0/10
27.80.0.0/12
59.136.0.0/13
36.8.0.0/13
222.0.0.0/13
175.128.0.0/13
125.48.0.0/13
124.208.0.0/13
121.104.0.0/13
118.152.0.0/13
113.144.0.0/13
111.96.0.0/13

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

Check an IP address →

Detect it in code

Spot AS2516 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 AS2516

Is AS2516 a datacenter or VPN network?

AS2516 (KDDI CORPORATION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS2516?

AS2516 is registered to KDDI CORPORATION. It announces about 18,071,808 IPv4 addresses.

How do I detect traffic from AS2516?

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.