Network · AS8312

AS8312 Bas Smit trading as Zylon

AS8312 (Bas Smit trading as Zylon) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS8312

  • OwnerBas Smit trading as Zylon
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses5,120
  • IPv4 ranges8
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 77.74.48.0/21
  • 185.58.56.0/22
  • 195.210.56.0/23
  • 185.213.2.0/23
  • 193.193.165.0/24
  • 193.189.149.0/24
  • 193.16.154.0/24
  • 185.213.1.0/24

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

Check an IP address →

Detect it in code

Spot AS8312 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 AS8312

Is AS8312 a datacenter or VPN network?

AS8312 (Bas Smit trading as Zylon) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS8312?

AS8312 is registered to Bas Smit trading as Zylon. It announces about 5,120 IPv4 addresses.

How do I detect traffic from AS8312?

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.