Network · AS33717

AS33717 Chunghwa Telecom Global, INC

AS33717 (Chunghwa Telecom Global, INC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS33717

  • OwnerChunghwa Telecom Global, INC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses5,376
  • IPv4 ranges12
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 66.171.120.0/21
  • 66.171.118.0/23
  • 66.171.114.0/23
  • 66.150.3.0/24
  • 65.206.76.0/24
  • 65.202.140.0/24
  • 64.95.220.0/24
  • 64.41.218.0/24
  • 220.128.51.0/24
  • 208.70.205.0/24
  • 208.70.201.0/24
  • 204.96.96.0/24

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

Check an IP address →

Detect it in code

Spot AS33717 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 AS33717

Is AS33717 a datacenter or VPN network?

AS33717 (Chunghwa Telecom Global, INC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS33717?

AS33717 is registered to Chunghwa Telecom Global, INC. It announces about 5,376 IPv4 addresses.

How do I detect traffic from AS33717?

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.