Network · AS17897

AS17897 asn for Heilongjiang Provincial Net of CT

AS17897 (asn for Heilongjiang Provincial Net of CT) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS17897

Ownerasn for Heilongjiang Provincial Net of
KindInternet service provider
Servers, not peopleno
IPv4 addresses151,040
IPv4 ranges13
IPv6 ranges0

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

112.100.0.0/15
123.167.160.0/19
219.147.248.0/21
219.147.144.0/21
219.147.128.0/21
123.167.144.0/21
219.147.136.0/22
123.167.152.0/22
219.147.158.0/23
219.147.72.0/24
219.147.71.0/24
219.147.156.0/24

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

Check an IP address →

Detect it in code

Spot AS17897 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 AS17897

Is AS17897 a datacenter or VPN network?

AS17897 (asn for Heilongjiang Provincial Net of CT) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS17897?

AS17897 is registered to asn for Heilongjiang Provincial Net of CT. It announces about 151,040 IPv4 addresses.

How do I detect traffic from AS17897?

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.