Network · AS53831

AS53831 Squarespace, Inc.

AS53831 (Squarespace, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS53831

  • OwnerSquarespace, Inc.
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses2,816
  • IPv4 ranges7
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 142.202.16.0/22
  • 192.187.26.0/23
  • 8.41.221.0/24
  • 8.36.86.0/24
  • 65.39.205.0/24
  • 198.49.23.0/24
  • 198.185.159.0/24

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

Check an IP address →

Detect it in code

Spot AS53831 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 AS53831

Is AS53831 a datacenter or VPN network?

AS53831 (Squarespace, Inc.) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS53831?

AS53831 is registered to Squarespace, Inc.. It announces about 2,816 IPv4 addresses.

How do I detect traffic from AS53831?

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.