Network · AS203557

AS203557 SIA RixHost

AS203557 (SIA RixHost) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS203557

OwnerSIA RixHost
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges5
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

84.38.133.0/24
84.38.129.0/24
185.29.11.0/24
109.248.150.0/24
109.248.146.0/24

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

Check an IP address →

Detect it in code

Spot AS203557 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 AS203557

Is AS203557 a datacenter or VPN network?

AS203557 (SIA RixHost) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS203557?

AS203557 is registered to SIA RixHost. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS203557?

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.