Network · AS57157

AS57157 bi. SAS

AS57157 (bi. SAS) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS57157

Ownerbi. SAS
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,536
IPv4 ranges3
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

185.29.244.0/22
213.218.162.0/24
193.56.15.0/24

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS57157 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 AS57157

Is AS57157 a datacenter or VPN network?

AS57157 (bi. SAS) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS57157?

AS57157 is registered to bi. SAS. It announces about 1,536 IPv4 addresses.

How do I detect traffic from AS57157?

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.