Network · AS45377

AS45377 Jeju Special Self Governing Provincial office of Education

AS45377 (Jeju Special Self Governing Provincial office of Education) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS45377

  • OwnerJeju Special Self Governing Provincial
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses12,288
  • IPv4 ranges6
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 203.230.160.0/19
  • 211.184.200.0/21
  • 211.248.116.0/22
  • 211.184.192.0/23
  • 59.8.0.0/24
  • 221.162.24.0/24

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

Check an IP address →

Detect it in code

Spot AS45377 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 AS45377

Is AS45377 a datacenter or VPN network?

AS45377 (Jeju Special Self Governing Provincial office of Education) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS45377?

AS45377 is registered to Jeju Special Self Governing Provincial office of Education. It announces about 12,288 IPv4 addresses.

How do I detect traffic from AS45377?

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.