Network · AS19740

AS19740 Sudjam, LLC

AS19740 (Sudjam, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS19740

OwnerSudjam, LLC
KindInternet service provider
Servers, not peopleno
IPv4 addresses31,232
IPv4 ranges42
IPv6 ranges12

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

208.78.240.0/21
204.8.136.0/21
172.84.64.0/21
172.84.112.0/21
172.84.104.0/21
154.9.72.0/21
154.7.144.0/21
66.249.132.0/22
64.234.236.0/22
199.96.128.0/22
199.230.104.0/22
172.84.88.0/22

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

Check an IP address →

Detect it in code

Spot AS19740 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 AS19740

Is AS19740 a datacenter or VPN network?

AS19740 (Sudjam, LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS19740?

AS19740 is registered to Sudjam, LLC. It announces about 31,232 IPv4 addresses.

How do I detect traffic from AS19740?

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.