Network · AS43127

AS43127 Ifolor AG

AS43127 (Ifolor AG) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS43127

OwnerIfolor AG
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,024
IPv4 ranges2
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

77.74.174.0/23
77.74.168.0/23

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

Check an IP address →

Detect it in code

Spot AS43127 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 AS43127

Is AS43127 a datacenter or VPN network?

AS43127 (Ifolor AG) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS43127?

AS43127 is registered to Ifolor AG. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS43127?

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.