Network · AS45773

AS45773 HEC

AS45773 (HEC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS45773

OwnerHEC
KindInternet service provider
Servers, not peopleno
IPv4 addresses12,032
IPv4 ranges8
IPv6 ranges3

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

121.52.144.0/20
111.68.96.0/20
45.64.24.0/22
103.4.92.0/22
165.99.206.0/23
165.101.126.0/23
103.139.124.0/23
103.139.122.0/24

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

Check an IP address →

Detect it in code

Spot AS45773 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 AS45773

Is AS45773 a datacenter or VPN network?

AS45773 (HEC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS45773?

AS45773 is registered to HEC. It announces about 12,032 IPv4 addresses.

How do I detect traffic from AS45773?

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.