Network · AS31886

AS31886 University of Guelph

AS31886 (University of Guelph) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS31886

OwnerUniversity of Guelph
KindInternet service provider
Servers, not peopleno
IPv4 addresses65,536
IPv4 ranges1
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

131.104.0.0/16

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

Check an IP address →

Detect it in code

Spot AS31886 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 AS31886

Is AS31886 a datacenter or VPN network?

AS31886 (University of Guelph) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS31886?

AS31886 is registered to University of Guelph. It announces about 65,536 IPv4 addresses.

How do I detect traffic from AS31886?

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.