Network · AS17941

AS17941 Equinix Japan Enterprise K.K.

AS17941 (Equinix Japan Enterprise K.K.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS17941

OwnerEquinix Japan Enterprise K.K.
KindInternet service provider
Servers, not peopleno
IPv4 addresses512
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.26.35.0/24
103.26.33.0/24

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

Check an IP address →

Detect it in code

Spot AS17941 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 AS17941

Is AS17941 a datacenter or VPN network?

AS17941 (Equinix Japan Enterprise K.K.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS17941?

AS17941 is registered to Equinix Japan Enterprise K.K.. It announces about 512 IPv4 addresses.

How do I detect traffic from AS17941?

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.