AS4637
- OwnerTelstra International Limited
- KindInternet service provider
- Servers, not peopleno
- IPv4 addresses1,231,872
- IPv4 ranges343
- IPv6 ranges3
Nothing suspicious found.
Network · AS4637
AS4637 (Telstra International Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
AS4637
Nothing suspicious found.
195.152.0.0/16154.32.0.0/1613.142.0.0/1674.3.0.0/1764.145.128.0/1742.99.128.0/17202.84.128.0/17195.153.128.0/17146.101.128.0/17134.159.128.0/1761.87.128.0/18208.9.128.0/18Ranges 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);AS4637 (Telstra International Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
AS4637 is registered to Telstra International Limited. It announces about 1,231,872 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.