Network · AS18897

AS18897 Montana Sky Networks, Inc.

AS18897 (Montana Sky Networks, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS18897

  • OwnerMontana Sky Networks, Inc.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses20,224
  • IPv4 ranges8
  • IPv6 ranges2
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 66.135.64.0/20
  • 216.211.176.0/20
  • 208.123.192.0/20
  • 107.191.160.0/20
  • 66.135.80.0/21
  • 66.135.88.0/22
  • 66.135.92.0/23
  • 66.135.95.0/24

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

Check an IP address →

Detect it in code

Spot AS18897 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 AS18897

Is AS18897 a datacenter or VPN network?

AS18897 (Montana Sky Networks, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS18897?

AS18897 is registered to Montana Sky Networks, Inc.. It announces about 20,224 IPv4 addresses.

How do I detect traffic from AS18897?

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.