Network check
ASN
AS137538
- OwnerCaldawin Software Technology Company L
- KindInternet service provider
- Servers, not peopleno
- IPv4 addresses512
- IPv4 ranges1
- IPv6 ranges1
Risk score0
Nothing suspicious found.
Network · AS137538
AS137538 Caldawin Software Technology Company Limited
AS137538 (Caldawin Software Technology Company Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
Detect it in code
Spot AS137538 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 AS137538
Is AS137538 a datacenter or VPN network?
AS137538 (Caldawin Software Technology Company Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
Who owns AS137538?
AS137538 is registered to Caldawin Software Technology Company Limited. It announces about 512 IPv4 addresses.
How do I detect traffic from AS137538?
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.