Network · AS49870

AS49870 Alsycon B.V.

AS49870 (Alsycon B.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS49870

OwnerAlsycon B.V.
KindInternet service provider
Servers, not peopleno
IPv4 addresses7,424
IPv4 ranges19
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

196.61.64.0/22
160.119.64.0/22
45.95.146.0/23
45.81.22.0/23
160.119.76.0/23
160.119.74.0/23
89.190.159.0/24
89.190.156.0/24
89.116.202.0/24
77.83.240.0/24
45.95.144.0/24
212.107.12.0/24

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-21.

Check an IP address →

Detect it in code

Spot AS49870 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 AS49870

Is AS49870 a datacenter or VPN network?

AS49870 (Alsycon B.V.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS49870?

AS49870 is registered to Alsycon B.V.. It announces about 7,424 IPv4 addresses.

How do I detect traffic from AS49870?

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.