Network · AS212581

AS212581 BidFX Systems Ltd.

AS212581 (BidFX Systems Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS212581

OwnerBidFX Systems Ltd.
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,560
IPv4 ranges3
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

64.52.164.0/22
121.54.184.0/22
151.123.188.0/23

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS212581 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 AS212581

Is AS212581 a datacenter or VPN network?

AS212581 (BidFX Systems Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS212581?

AS212581 is registered to BidFX Systems Ltd.. It announces about 2,560 IPv4 addresses.

How do I detect traffic from AS212581?

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.