Network · AS1856

AS1856 Raytheon BBN Technologies Corp.

AS1856 (Raytheon BBN Technologies Corp.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS1856

OwnerRaytheon BBN Technologies Corp.
KindInternet service provider
Servers, not peopleno
IPv4 addresses88,832
IPv4 ranges29
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

128.33.64.0/18
128.33.128.0/18
192.1.64.0/19
128.33.32.0/19
128.33.192.0/19
192.1.32.0/20
128.33.224.0/20
128.33.0.0/20
192.1.8.0/21
192.1.24.0/21
192.1.144.0/21
128.33.240.0/21

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

Check an IP address →

Detect it in code

Spot AS1856 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 AS1856

Is AS1856 a datacenter or VPN network?

AS1856 (Raytheon BBN Technologies Corp.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS1856?

AS1856 is registered to Raytheon BBN Technologies Corp.. It announces about 88,832 IPv4 addresses.

How do I detect traffic from AS1856?

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.