Network · AS57875

AS57875 PORT LOTNICZY WROCLAW SA

AS57875 (PORT LOTNICZY WROCLAW SA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS57875

  • OwnerPORT LOTNICZY WROCLAW SA
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses256
  • IPv4 ranges1
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 91.236.0.0/24

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

Check an IP address →

Detect it in code

Spot AS57875 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 AS57875

Is AS57875 a datacenter or VPN network?

AS57875 (PORT LOTNICZY WROCLAW SA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS57875?

AS57875 is registered to PORT LOTNICZY WROCLAW SA. It announces about 256 IPv4 addresses.

How do I detect traffic from AS57875?

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.