Network · AS38900

AS38900 Unison Networks Limited

AS38900 (Unison Networks Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS38900

OwnerUnison Networks Limited
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,024
IPv4 ranges2
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

203.92.24.0/23
103.22.234.0/23

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

Check an IP address →

Detect it in code

Spot AS38900 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 AS38900

Is AS38900 a datacenter or VPN network?

AS38900 (Unison Networks Limited) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS38900?

AS38900 is registered to Unison Networks Limited. It announces about 1,024 IPv4 addresses.

How do I detect traffic from AS38900?

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.