Network · AS133191

AS133191 Special Security Force (SSF), Bangladesh

AS133191 (Special Security Force (SSF), Bangladesh) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS133191

OwnerSpecial Security Force (SSF), Banglade
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,024
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.133.236.0/23
103.255.30.0/24
103.133.213.0/24

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

Check an IP address →

Detect it in code

Spot AS133191 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 AS133191

Is AS133191 a datacenter or VPN network?

AS133191 (Special Security Force (SSF), Bangladesh) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS133191?

AS133191 is registered to Special Security Force (SSF), Bangladesh. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS133191?

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.