Network · AS214243

AS214243 Marc Fischer

AS214243 (Marc Fischer) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS214243

OwnerMarc Fischer
KindInternet service provider
Servers, not peopleno
IPv4 addresses512
IPv4 ranges2
IPv6 ranges3

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

77.90.4.0/24
5.231.234.0/24

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

Check an IP address →

Detect it in code

Spot AS214243 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 AS214243

Is AS214243 a datacenter or VPN network?

AS214243 (Marc Fischer) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS214243?

AS214243 is registered to Marc Fischer. It announces about 512 IPv4 addresses.

How do I detect traffic from AS214243?

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.