Network · AS400337

AS400337 NH Broadband, LLC

AS400337 (NH Broadband, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS400337

OwnerNH Broadband, LLC
KindInternet service provider
Servers, not peopleno
IPv4 addresses22,784
IPv4 ranges6
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

163.245.160.0/19
134.49.96.0/19
38.110.240.0/20
38.7.152.0/22
38.51.144.0/22
206.225.31.0/24

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

Check an IP address →

Detect it in code

Spot AS400337 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 AS400337

Is AS400337 a datacenter or VPN network?

AS400337 (NH Broadband, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS400337?

AS400337 is registered to NH Broadband, LLC. It announces about 22,784 IPv4 addresses.

How do I detect traffic from AS400337?

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.