Network · AS3853

AS3853 Whidbey Telephone Company

AS3853 (Whidbey Telephone Company) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS3853

OwnerWhidbey Telephone Company
KindInternet service provider
Servers, not peopleno
IPv4 addresses20,480
IPv4 ranges3
IPv6 ranges1

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

66.165.0.0/19
209.166.64.0/19
66.235.64.0/20

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

Check an IP address →

Detect it in code

Spot AS3853 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 AS3853

Is AS3853 a datacenter or VPN network?

AS3853 (Whidbey Telephone Company) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS3853?

AS3853 is registered to Whidbey Telephone Company. It announces about 20,480 IPv4 addresses.

How do I detect traffic from AS3853?

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.