Network · AS4133

AS4133 Bitwise Internet Technologies, Inc.

AS4133 (Bitwise Internet Technologies, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS4133

OwnerBitwise Internet Technologies, Inc.
KindInternet service provider
Servers, not peopleno
IPv4 addresses9,216
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

207.41.208.0/20
204.249.32.0/20
208.29.160.0/23
204.97.222.0/23

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

Check an IP address →

Detect it in code

Spot AS4133 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 AS4133

Is AS4133 a datacenter or VPN network?

AS4133 (Bitwise Internet Technologies, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS4133?

AS4133 is registered to Bitwise Internet Technologies, Inc.. It announces about 9,216 IPv4 addresses.

How do I detect traffic from AS4133?

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.