Network · AS138457

AS138457 China Academy of Information and Communications Technology

AS138457 (China Academy of Information and Communications Technology) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS138457

OwnerChina Academy of Information and Commu
KindInternet service provider
Servers, not peopleno
IPv4 addresses1,280
IPv4 ranges2
IPv6 ranges2

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.61.60.0/22
45.120.243.0/24

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

Check an IP address →

Detect it in code

Spot AS138457 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 AS138457

Is AS138457 a datacenter or VPN network?

AS138457 (China Academy of Information and Communications Technology) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS138457?

AS138457 is registered to China Academy of Information and Communications Technology. It announces about 1,280 IPv4 addresses.

How do I detect traffic from AS138457?

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.