Network · AS63718

AS63718 Hangzhou YouYun Technology Co., Ltd.

AS63718 (Hangzhou YouYun Technology Co., Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS63718

  • OwnerHangzhou YouYun Technology Co., Ltd.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses9,216
  • IPv4 ranges5
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 180.178.208.0/20
  • 180.178.224.0/21
  • 180.178.248.0/22
  • 180.178.232.0/22
  • 103.105.220.0/22

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

Check an IP address →

Detect it in code

Spot AS63718 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 AS63718

Is AS63718 a datacenter or VPN network?

AS63718 (Hangzhou YouYun Technology Co., Ltd.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS63718?

AS63718 is registered to Hangzhou YouYun Technology Co., Ltd.. It announces about 9,216 IPv4 addresses.

How do I detect traffic from AS63718?

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.