Network · AS43893

AS43893 Mainloop AB

AS43893 (Mainloop AB) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS43893

  • OwnerMainloop AB
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses4,096
  • IPv4 ranges14
  • IPv6 ranges3
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 194.132.82.0/23
  • 185.84.248.0/23
  • 194.71.224.0/24
  • 194.71.162.0/24
  • 194.71.161.0/24
  • 194.132.80.0/24
  • 194.132.30.0/24
  • 194.103.221.0/24
  • 192.71.58.0/24
  • 192.165.66.0/24
  • 192.121.62.0/24
  • 192.121.13.0/24

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

Check an IP address →

Detect it in code

Spot AS43893 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 AS43893

Is AS43893 a datacenter or VPN network?

AS43893 (Mainloop AB) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS43893?

AS43893 is registered to Mainloop AB. It announces about 4,096 IPv4 addresses.

How do I detect traffic from AS43893?

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.