Network · AS12213

AS12213 Centersquare

AS12213 (Centersquare) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS12213

OwnerCentersquare
KindInternet service provider
Servers, not peopleno
IPv4 addresses39,680
IPv4 ranges25
IPv6 ranges30

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

131.226.192.0/19
149.137.224.0/20
149.137.192.0/20
131.226.240.0/20
24.170.144.0/21
24.170.128.0/21
208.67.48.0/21
149.137.240.0/21
149.137.216.0/21
91.132.68.0/22
24.170.140.0/22
193.93.84.0/22

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

Check an IP address →

Detect it in code

Spot AS12213 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 AS12213

Is AS12213 a datacenter or VPN network?

AS12213 (Centersquare) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS12213?

AS12213 is registered to Centersquare. It announces about 39,680 IPv4 addresses.

How do I detect traffic from AS12213?

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.