Network · AS23778

AS23778 IMIZU CABLE NETWORK CO.,LTD.

AS23778 (IMIZU CABLE NETWORK CO.,LTD.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS23778

  • OwnerIMIZU CABLE NETWORK CO.,LTD.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses22,528
  • IPv4 ranges10
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 202.95.176.0/20
  • 202.58.144.0/20
  • 133.88.48.0/20
  • 210.235.40.0/21
  • 210.135.232.0/21
  • 116.50.48.0/21
  • 219.100.96.0/22
  • 211.19.196.0/22
  • 210.235.36.0/22
  • 103.18.24.0/22

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

Check an IP address →

Detect it in code

Spot AS23778 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 AS23778

Is AS23778 a datacenter or VPN network?

AS23778 (IMIZU CABLE NETWORK CO.,LTD.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS23778?

AS23778 is registered to IMIZU CABLE NETWORK CO.,LTD.. It announces about 22,528 IPv4 addresses.

How do I detect traffic from AS23778?

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.