Network · AS398400

AS398400 Transvision Cookshire Inc

AS398400 (Transvision Cookshire Inc) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS398400

OwnerTransvision Cookshire Inc
KindInternet service provider
Servers, not peopleno
IPv4 addresses6,144
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

199.192.232.0/21
199.102.96.0/21
162.250.44.0/22
162.222.144.0/22

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

Check an IP address →

Detect it in code

Spot AS398400 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 AS398400

Is AS398400 a datacenter or VPN network?

AS398400 (Transvision Cookshire Inc) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS398400?

AS398400 is registered to Transvision Cookshire Inc. It announces about 6,144 IPv4 addresses.

How do I detect traffic from AS398400?

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.