AS28573
- OwnerClaro NXT Telecomunicacoes Ltda
- KindInternet service provider
- Servers, not peopleno
- IPv4 addresses9,953,024
- IPv4 ranges308
- IPv6 ranges207
Nothing suspicious found.
Network · AS28573
AS28573 (Claro NXT Telecomunicacoes Ltda) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
AS28573
Nothing suspicious found.
191.176.0.0/13179.136.0.0/13201.80.0.0/14191.188.0.0/14189.60.0.0/14189.4.0.0/14189.120.0.0/14189.100.0.0/14187.180.0.0/14186.204.0.0/14179.152.0.0/14177.80.0.0/14Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-21.
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);AS28573 (Claro NXT Telecomunicacoes Ltda) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
AS28573 is registered to Claro NXT Telecomunicacoes Ltda. It announces about 9,953,024 IPv4 addresses.
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.