Network · AS51698

AS51698 "ActiveHost RU" LLC

AS51698 ("ActiveHost RU" LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS51698

  • Owner"ActiveHost RU" LLC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses3,840
  • IPv4 ranges5
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 178.159.248.0/21
  • 91.227.152.0/23
  • 185.65.138.0/23
  • 185.47.154.0/23
  • 37.230.244.0/24

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

Check an IP address →

Detect it in code

Spot AS51698 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 AS51698

Is AS51698 a datacenter or VPN network?

AS51698 ("ActiveHost RU" LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS51698?

AS51698 is registered to "ActiveHost RU" LLC. It announces about 3,840 IPv4 addresses.

How do I detect traffic from AS51698?

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.