Network · AS38387

AS38387 CMB Sejong Broadcasting Co,.Ltd

AS38387 (CMB Sejong Broadcasting Co,.Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS38387

  • OwnerCMB Sejong Broadcasting Co,.Ltd
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses5,632
  • IPv4 ranges8
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 27.126.4.0/22
  • 27.126.20.0/22
  • 163.53.156.0/22
  • 103.237.20.0/22
  • 27.126.18.0/23
  • 27.126.10.0/23
  • 27.126.9.0/24
  • 27.126.47.0/24

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

Check an IP address →

Detect it in code

Spot AS38387 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 AS38387

Is AS38387 a datacenter or VPN network?

AS38387 (CMB Sejong Broadcasting Co,.Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS38387?

AS38387 is registered to CMB Sejong Broadcasting Co,.Ltd. It announces about 5,632 IPv4 addresses.

How do I detect traffic from AS38387?

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.