Network · AS21723

AS21723 GOCO TECHNOLOGY LIMITED PARTNERSHIP

AS21723 (GOCO TECHNOLOGY LIMITED PARTNERSHIP) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS21723

OwnerGOCO TECHNOLOGY LIMITED PARTNERSHIP
KindInternet service provider
Servers, not peopleno
IPv4 addresses157,440
IPv4 ranges79
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

209.207.64.0/18
97.75.192.0/19
74.49.160.0/19
72.0.192.0/19
69.36.96.0/19
64.85.32.0/19
64.235.192.0/19
216.40.96.0/19
216.21.128.0/19
207.232.96.0/19
74.49.128.0/20
68.182.224.0/20

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

Check an IP address →

Detect it in code

Spot AS21723 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 AS21723

Is AS21723 a datacenter or VPN network?

AS21723 (GOCO TECHNOLOGY LIMITED PARTNERSHIP) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS21723?

AS21723 is registered to GOCO TECHNOLOGY LIMITED PARTNERSHIP. It announces about 157,440 IPv4 addresses.

How do I detect traffic from AS21723?

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.