Network · AS25528

AS25528 A1 Hrvatska d.o.o.

AS25528 (A1 Hrvatska d.o.o.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS25528

  • OwnerA1 Hrvatska d.o.o.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses11,520
  • IPv4 ranges9
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 82.193.208.0/20
  • 217.14.208.0/20
  • 82.193.204.0/22
  • 82.193.200.0/23
  • 82.193.198.0/23
  • 82.193.194.0/23
  • 82.193.203.0/24
  • 82.193.197.0/24
  • 82.193.192.0/24

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

Check an IP address →

Detect it in code

Spot AS25528 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 AS25528

Is AS25528 a datacenter or VPN network?

AS25528 (A1 Hrvatska d.o.o.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS25528?

AS25528 is registered to A1 Hrvatska d.o.o.. It announces about 11,520 IPv4 addresses.

How do I detect traffic from AS25528?

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.