Network · AS51689

AS51689 Omniasig Vienna Insurance Group S.A.

AS51689 (Omniasig Vienna Insurance Group S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS51689

OwnerOmniasig Vienna Insurance Group S.A.
KindInternet service provider
Servers, not peopleno
IPv4 addresses256
IPv4 ranges1
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

91.220.48.0/24

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

Check an IP address →

Detect it in code

Spot AS51689 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 AS51689

Is AS51689 a datacenter or VPN network?

AS51689 (Omniasig Vienna Insurance Group S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS51689?

AS51689 is registered to Omniasig Vienna Insurance Group S.A.. It announces about 256 IPv4 addresses.

How do I detect traffic from AS51689?

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.