Network · AS63689

AS63689 Esun Technology(Shanghai) Co.,Ltd

AS63689 (Esun Technology(Shanghai) Co.,Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS63689

OwnerEsun Technology(Shanghai) Co.,Ltd
KindInternet service provider
Servers, not peopleno
IPv4 addresses512
IPv4 ranges1
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

103.90.56.0/23

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

Check an IP address →

Detect it in code

Spot AS63689 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 AS63689

Is AS63689 a datacenter or VPN network?

AS63689 (Esun Technology(Shanghai) Co.,Ltd) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS63689?

AS63689 is registered to Esun Technology(Shanghai) Co.,Ltd. It announces about 512 IPv4 addresses.

How do I detect traffic from AS63689?

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.