Network check
ASN
AS39537
- OwnerSysGroup plc
- KindInternet service provider
- Servers, not peopleno
- IPv4 addresses23,296
- IPv4 ranges15
- IPv6 ranges4
Risk score0
Nothing suspicious found.
Network · AS39537
AS39537 (SysGroup plc) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
AS39537
Nothing suspicious found.
195.94.112.0/2094.190.240.0/2193.95.8.0/2187.237.64.0/2131.210.128.0/21151.236.208.0/21109.69.80.0/2145.145.180.0/22185.71.24.0/22185.68.0.0/22185.49.236.0/22185.122.216.0/22Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.
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);AS39537 (SysGroup plc) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.
AS39537 is registered to SysGroup plc. It announces about 23,296 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.