Network · AS38331

AS38331 Institut Teknologi Sepuluh Nopember

AS38331 (Institut Teknologi Sepuluh Nopember) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS38331

OwnerInstitut Teknologi Sepuluh Nopember
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.94.188.0/22
202.46.129.0/24

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

Check an IP address →

Detect it in code

Spot AS38331 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 AS38331

Is AS38331 a datacenter or VPN network?

AS38331 (Institut Teknologi Sepuluh Nopember) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS38331?

AS38331 is registered to Institut Teknologi Sepuluh Nopember. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS38331?

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.