Network · AS17534

AS17534 NSK Co.,Ltd.

AS17534 (NSK Co.,Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS17534

  • OwnerNSK Co.,Ltd.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses94,208
  • IPv4 ranges23
  • IPv6 ranges2
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 221.133.64.0/18
  • 133.165.192.0/18
  • 61.198.64.0/19
  • 219.99.192.0/19
  • 61.213.208.0/20
  • 27.131.224.0/20
  • 203.196.64.0/20
  • 202.122.48.0/20
  • 119.18.160.0/20
  • 114.142.176.0/20
  • 113.21.48.0/20
  • 210.131.224.0/21

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

Check an IP address →

Detect it in code

Spot AS17534 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 AS17534

Is AS17534 a datacenter or VPN network?

AS17534 (NSK Co.,Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS17534?

AS17534 is registered to NSK Co.,Ltd.. It announces about 94,208 IPv4 addresses.

How do I detect traffic from AS17534?

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.