Network · AS28678

AS28678 Technical University of Koszalin

AS28678 (Technical University of Koszalin) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS28678

OwnerTechnical University of Koszalin
KindInternet service provider
Servers, not peopleno
IPv4 addresses8,192
IPv4 ranges3
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

62.108.160.0/20
62.108.176.0/21
31.25.248.0/21

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

Check an IP address →

Detect it in code

Spot AS28678 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 AS28678

Is AS28678 a datacenter or VPN network?

AS28678 (Technical University of Koszalin) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS28678?

AS28678 is registered to Technical University of Koszalin. It announces about 8,192 IPv4 addresses.

How do I detect traffic from AS28678?

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.