Network · AS4713

AS4713 NTT Communications Corporation

AS4713 (NTT Communications Corporation) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS4713

OwnerNTT Communications Corporation
KindInternet service provider
Servers, not peopleno
IPv4 addresses28,623,872
IPv4 ranges144
IPv6 ranges3

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

180.0.0.0/10
153.128.0.0/10
153.192.0.0/11
114.160.0.0/11
60.32.0.0/12
153.224.0.0/12
122.16.0.0/12
118.0.0.0/12
114.144.0.0/12
58.88.0.0/13
222.144.0.0/13
221.184.0.0/13

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

Check an IP address →

Detect it in code

Spot AS4713 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 AS4713

Is AS4713 a datacenter or VPN network?

AS4713 (NTT Communications Corporation) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS4713?

AS4713 is registered to NTT Communications Corporation. It announces about 28,623,872 IPv4 addresses.

How do I detect traffic from AS4713?

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.