Network · AS38099

AS38099 Kakao Corp

AS38099 (Kakao Corp) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS38099

  • OwnerKakao Corp
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses17,920
  • IPv4 ranges28
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 121.53.200.0/21
  • 121.53.104.0/21
  • 27.0.236.0/22
  • 220.64.96.0/22
  • 220.64.144.0/22
  • 211.249.252.0/22
  • 211.249.200.0/22
  • 211.231.104.0/22
  • 211.231.100.0/22
  • 121.53.244.0/22
  • 211.249.204.0/23
  • 211.231.98.0/23

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

Check an IP address →

Detect it in code

Spot AS38099 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 AS38099

Is AS38099 a datacenter or VPN network?

AS38099 (Kakao Corp) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS38099?

AS38099 is registered to Kakao Corp. It announces about 17,920 IPv4 addresses.

How do I detect traffic from AS38099?

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.