Network · AS2559

AS2559 VISA INTERNATIONAL SERVICE ASSOCIATION

AS2559 (VISA INTERNATIONAL SERVICE ASSOCIATION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS2559

OwnerVISA INTERNATIONAL SERVICE ASSOCIATION
KindInternet service provider
Servers, not peopleno
IPv4 addresses43,008
IPv4 ranges9
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

198.241.128.0/17
66.185.176.0/20
198.217.240.0/21
198.217.224.0/22
198.217.216.0/22
198.217.136.0/22
198.80.42.0/23
199.68.156.0/24
198.217.249.0/24

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

Check an IP address →

Detect it in code

Spot AS2559 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 AS2559

Is AS2559 a datacenter or VPN network?

AS2559 (VISA INTERNATIONAL SERVICE ASSOCIATION) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS2559?

AS2559 is registered to VISA INTERNATIONAL SERVICE ASSOCIATION. It announces about 43,008 IPv4 addresses.

How do I detect traffic from AS2559?

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.