Network · AS28931

AS28931 TriOptima AB

AS28931 (TriOptima AB) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS28931

OwnerTriOptima AB
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,048
IPv4 ranges4
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

185.103.188.0/22
162.250.110.0/23
199.201.117.0/24
199.180.195.0/24

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

Check an IP address →

Detect it in code

Spot AS28931 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 AS28931

Is AS28931 a datacenter or VPN network?

AS28931 (TriOptima AB) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS28931?

AS28931 is registered to TriOptima AB. It announces about 2,048 IPv4 addresses.

How do I detect traffic from AS28931?

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.