Network · AS21283

AS21283 A1 Slovenija telekomunikacijske storitve,d.d.

AS21283 (A1 Slovenija telekomunikacijske storitve,d.d.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS21283

OwnerA1 Slovenija telekomunikacijske storit
KindInternet service provider
Servers, not peopleno
IPv4 addresses325,632
IPv4 ranges16
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

46.122.0.0/15
146.212.0.0/16
92.37.0.0/17
90.157.128.0/17
46.164.0.0/18
85.10.0.0/19
213.157.224.0/19
212.18.32.0/19
85.10.32.0/20
80.95.224.0/20
62.84.224.0/20
109.239.176.0/20

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

Check an IP address →

Detect it in code

Spot AS21283 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 AS21283

Is AS21283 a datacenter or VPN network?

AS21283 (A1 Slovenija telekomunikacijske storitve,d.d.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS21283?

AS21283 is registered to A1 Slovenija telekomunikacijske storitve,d.d.. It announces about 325,632 IPv4 addresses.

How do I detect traffic from AS21283?

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.