Network · AS28623

AS28623 PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL

AS28623 (PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS28623

  • OwnerPONTIFICIA UNIVERSID CATOLICA DO RIO G
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses8,192
  • IPv4 ranges1
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 201.54.128.0/19

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

Check an IP address →

Detect it in code

Spot AS28623 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 AS28623

Is AS28623 a datacenter or VPN network?

AS28623 (PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS28623?

AS28623 is registered to PONTIFICIA UNIVERSID CATOLICA DO RIO GRANDE DO SUL. It announces about 8,192 IPv4 addresses.

How do I detect traffic from AS28623?

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.