Network · AS53766

AS53766 Arista Networks, Inc.

AS53766 (Arista Networks, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS53766

OwnerArista Networks, Inc.
KindInternet service provider
Servers, not peopleno
IPv4 addresses16,128
IPv4 ranges24
IPv6 ranges12

Risk score0

Nothing suspicious found.

Largest IPv4 ranges

64.186.24.0/21
216.221.24.0/21
159.100.172.0/22
152.65.196.0/22
136.144.108.0/22
136.144.100.0/22
207.66.112.0/23
199.247.162.0/23
159.100.170.0/23
159.100.166.0/23
152.65.200.0/23
152.65.192.0/23

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

Check an IP address →

Detect it in code

Spot AS53766 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 AS53766

Is AS53766 a datacenter or VPN network?

AS53766 (Arista Networks, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS53766?

AS53766 is registered to Arista Networks, Inc.. It announces about 16,128 IPv4 addresses.

How do I detect traffic from AS53766?

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.