Network · AS43844

AS43844 Uppsala Student Network

AS43844 (Uppsala Student Network) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS43844

OwnerUppsala Student Network
KindInternet service provider
Servers, not peopleno
IPv4 addresses40,448
IPv4 ranges5
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

130.243.128.0/17
130.242.96.0/20
212.25.144.0/21
212.25.152.0/22
212.25.130.0/23

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

Check an IP address →

Detect it in code

Spot AS43844 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 AS43844

Is AS43844 a datacenter or VPN network?

AS43844 (Uppsala Student Network) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS43844?

AS43844 is registered to Uppsala Student Network. It announces about 40,448 IPv4 addresses.

How do I detect traffic from AS43844?

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.