Network · AS36599

AS36599 SoftEther Telecommunication Research Institute, LLC

AS36599 (SoftEther Telecommunication Research Institute, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS36599

OwnerSoftEther Telecommunication Research I
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,792
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

202.247.128.0/22
24.235.8.0/23
219.100.37.0/24

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

Check an IP address →

Detect it in code

Spot AS36599 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 AS36599

Is AS36599 a datacenter or VPN network?

AS36599 (SoftEther Telecommunication Research Institute, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS36599?

AS36599 is registered to SoftEther Telecommunication Research Institute, LLC. It announces about 1,792 IPv4 addresses.

How do I detect traffic from AS36599?

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.