Network · AS401903

AS401903 Crimson Pacific Networks, LLC

AS401903 (Crimson Pacific Networks, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS401903

OwnerCrimson Pacific Networks, LLC
KindInternet service provider
Servers, not peopleno
IPv4 addresses768
IPv4 ranges3
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

66.80.6.0/24
23.143.196.0/24
198.178.138.0/24

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

Check an IP address →

Detect it in code

Spot AS401903 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 AS401903

Is AS401903 a datacenter or VPN network?

AS401903 (Crimson Pacific Networks, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS401903?

AS401903 is registered to Crimson Pacific Networks, LLC. It announces about 768 IPv4 addresses.

How do I detect traffic from AS401903?

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.