Network · AS48857

AS48857 Basler Versicherung AG

AS48857 (Basler Versicherung AG) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS48857

OwnerBasler Versicherung AG
KindInternet service provider
Servers, not peopleno
IPv4 addresses4,352
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

193.134.64.0/20
194.11.202.0/24

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

Check an IP address →

Detect it in code

Spot AS48857 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 AS48857

Is AS48857 a datacenter or VPN network?

AS48857 (Basler Versicherung AG) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS48857?

AS48857 is registered to Basler Versicherung AG. It announces about 4,352 IPv4 addresses.

How do I detect traffic from AS48857?

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.