Network · AS559

AS559 SWITCH

AS559 (SWITCH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS559

OwnerSWITCH
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,184,960
IPv4 ranges106
IPv6 ranges8

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

129.194.0.0/15
128.178.0.0/15
86.119.0.0/16
161.62.0.0/16
160.98.0.0/16
160.85.0.0/16
157.26.0.0/16
155.105.0.0/16
153.109.0.0/16
152.96.0.0/16
152.88.0.0/16
148.196.0.0/16

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

Check an IP address →

Detect it in code

Spot AS559 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 AS559

Is AS559 a datacenter or VPN network?

AS559 (SWITCH) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS559?

AS559 is registered to SWITCH. It announces about 2,184,960 IPv4 addresses.

How do I detect traffic from AS559?

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.