Network · AS5577

AS5577 root SA

AS5577 (root SA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS5577

Ownerroot SA
KindInternet service provider
Servers, not peopleno
IPv4 addresses5,120
IPv4 ranges4
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

83.243.8.0/21
195.24.72.0/21
195.28.160.0/23
195.26.4.0/23

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

Check an IP address →

Detect it in code

Spot AS5577 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 AS5577

Is AS5577 a datacenter or VPN network?

AS5577 (root SA) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS5577?

AS5577 is registered to root SA. It announces about 5,120 IPv4 addresses.

How do I detect traffic from AS5577?

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.