Network · AS6373

AS6373 Opus One

AS6373 (Opus One) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS6373

  • OwnerOpus One
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses9,984
  • IPv4 ranges7
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 207.182.32.0/19
  • 192.245.12.0/23
  • 204.52.218.0/24
  • 204.27.149.0/24
  • 199.79.152.0/24
  • 192.35.195.0/24
  • 192.245.15.0/24

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

Check an IP address →

Detect it in code

Spot AS6373 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 AS6373

Is AS6373 a datacenter or VPN network?

AS6373 (Opus One) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS6373?

AS6373 is registered to Opus One. It announces about 9,984 IPv4 addresses.

How do I detect traffic from AS6373?

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.