Network · AS45379

AS45379 Ulsan National Institute of Science and Technology

AS45379 (Ulsan National Institute of Science and Technology) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS45379

  • OwnerUlsan National Institute of Science an
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses3,328
  • IPv4 ranges6
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 114.70.16.0/22
  • 114.70.0.0/22
  • 114.70.8.0/23
  • 114.70.4.0/24
  • 114.70.12.0/24
  • 114.70.10.0/24

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

Check an IP address →

Detect it in code

Spot AS45379 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 AS45379

Is AS45379 a datacenter or VPN network?

AS45379 (Ulsan National Institute of Science and Technology) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS45379?

AS45379 is registered to Ulsan National Institute of Science and Technology. It announces about 3,328 IPv4 addresses.

How do I detect traffic from AS45379?

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.