Network · AS23339

AS23339 Marymount University

AS23339 (Marymount University) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS23339

OwnerMarymount University
KindInternet service provider
Servers, not peopleno
IPv4 addresses2,048
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

199.111.96.0/22
198.100.0.0/22

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

Check an IP address →

Detect it in code

Spot AS23339 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 AS23339

Is AS23339 a datacenter or VPN network?

AS23339 (Marymount University) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS23339?

AS23339 is registered to Marymount University. It announces about 2,048 IPv4 addresses.

How do I detect traffic from AS23339?

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.