Network check
ASN
AS21288
- Owner"SPRINT" S.A.
- KindInternet service provider
- Servers, not peopleno
- IPv4 addresses256
- IPv4 ranges1
- IPv6 ranges0
Risk score0
Nothing suspicious found.
Network · AS21288
AS21288 "SPRINT" S.A.
AS21288 ("SPRINT" S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
Detect it in code
Spot AS21288 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 AS21288
Is AS21288 a datacenter or VPN network?
AS21288 ("SPRINT" S.A.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
Who owns AS21288?
AS21288 is registered to "SPRINT" S.A.. It announces about 256 IPv4 addresses.
How do I detect traffic from AS21288?
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.