Network · AS42154

AS42154 "EuroNet" s.c. Jacek Majak, Teresa Majak

AS42154 ("EuroNet" s.c. Jacek Majak, Teresa Majak) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS42154

  • Owner"EuroNet" s.c. Jacek Majak, Teresa Maj
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses512
  • IPv4 ranges2
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 77.87.79.0/24
  • 77.87.76.0/24

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

Check an IP address →

Detect it in code

Spot AS42154 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 AS42154

Is AS42154 a datacenter or VPN network?

AS42154 ("EuroNet" s.c. Jacek Majak, Teresa Majak) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS42154?

AS42154 is registered to "EuroNet" s.c. Jacek Majak, Teresa Majak. It announces about 512 IPv4 addresses.

How do I detect traffic from AS42154?

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.