Network · AS23777

AS23777 NTT BUSINESS SOLUTIONS CORPORATION

AS23777 (NTT BUSINESS SOLUTIONS CORPORATION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS23777

  • OwnerNTT BUSINESS SOLUTIONS CORPORATION
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses20,992
  • IPv4 ranges5
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 58.65.32.0/19
  • 58.87.16.0/20
  • 211.120.208.0/20
  • 210.143.240.0/20
  • 220.213.182.0/23

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

Check an IP address →

Detect it in code

Spot AS23777 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 AS23777

Is AS23777 a datacenter or VPN network?

AS23777 (NTT BUSINESS SOLUTIONS CORPORATION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS23777?

AS23777 is registered to NTT BUSINESS SOLUTIONS CORPORATION. It announces about 20,992 IPv4 addresses.

How do I detect traffic from AS23777?

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.