Network · AS42546

AS42546 UKRANIAN OPTICAL SYSTEMS AND TECHNOLOGIES LLC

AS42546 (UKRANIAN OPTICAL SYSTEMS AND TECHNOLOGIES LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS42546

OwnerUKRANIAN OPTICAL SYSTEMS AND TECHNOLOG
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,560
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

178.214.192.0/21
194.150.232.0/23

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

Check an IP address →

Detect it in code

Spot AS42546 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 AS42546

Is AS42546 a datacenter or VPN network?

AS42546 (UKRANIAN OPTICAL SYSTEMS AND TECHNOLOGIES LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS42546?

AS42546 is registered to UKRANIAN OPTICAL SYSTEMS AND TECHNOLOGIES LLC. It announces about 2,560 IPv4 addresses.

How do I detect traffic from AS42546?

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.