Network · AS11131

AS11131 University of Maryland Baltimore County (UMBC)

AS11131 (University of Maryland Baltimore County (UMBC)) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS11131

  • OwnerUniversity of Maryland Baltimore Count
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses82,176
  • IPv4 ranges3
  • IPv6 ranges1
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 130.85.0.0/16
  • 136.160.0.0/18
  • 199.201.245.0/24

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

Check an IP address →

Detect it in code

Spot AS11131 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 AS11131

Is AS11131 a datacenter or VPN network?

AS11131 (University of Maryland Baltimore County (UMBC)) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS11131?

AS11131 is registered to University of Maryland Baltimore County (UMBC). It announces about 82,176 IPv4 addresses.

How do I detect traffic from AS11131?

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.