Network · AS131917

AS131917 Toshiba I.S. corp

AS131917 (Toshiba I.S. corp) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS131917

OwnerToshiba I.S. corp
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges5
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

38.106.60.0/24
154.18.67.0/24
154.18.65.0/24
103.91.184.0/24
103.147.244.0/24

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

Check an IP address →

Detect it in code

Spot AS131917 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 AS131917

Is AS131917 a datacenter or VPN network?

AS131917 (Toshiba I.S. corp) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS131917?

AS131917 is registered to Toshiba I.S. corp. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS131917?

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.