Network · AS2833

AS2833 Umea University

AS2833 (Umea University) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS2833

  • OwnerUmea University
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses65,792
  • IPv4 ranges9
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 130.239.0.0/17
  • 130.239.128.0/18
  • 130.239.224.0/19
  • 130.239.208.0/20
  • 130.239.200.0/21
  • 130.239.192.0/22
  • 192.36.112.0/23
  • 130.239.196.0/23
  • 130.239.199.0/24

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

Check an IP address →

Detect it in code

Spot AS2833 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 AS2833

Is AS2833 a datacenter or VPN network?

AS2833 (Umea University) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS2833?

AS2833 is registered to Umea University. It announces about 65,792 IPv4 addresses.

How do I detect traffic from AS2833?

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.