Domain · Tranco #37,226

castle.io

castle.io is ranked #37,226 among the world's most-visited sites (Tranco). It resolves to 75.2.60.5, hosted on acd89244c803f7181.awsglobalaccelerator.com, and presents a TLS certificate issued by Let's Encrypt.

HTTP 200

Tranco rank	#37,226
IPv4	75.2.60.5
Hosting / reverse DNS	acd89244c803f7181.awsglobalaccelerator.com
Hosting network	AS16509 · AMAZON-02 - Amazon.com, Inc., US
Nameservers	ns-1523.awsdns-62.org, ns-1818.awsdns-35.co.uk, ns-712.awsdns-25.net, ns-77.awsdns-09.com
Mail servers (MX)	aspmx.l.google.com (1), alt1.aspmx.l.google.com (5), alt2.aspmx.l.google.com (5)
HTTP status	200
Web server	Netlify
Page title	Castle – Stop bots and account abuse at scale
Detected tech	Netlify
TLS certificate	Let's Encrypt · expires 2026-10-21

Linked company

This domain's name matches a legal entity in our directory:

CASTLE

Notable DNS TXT records

zapier-domain-verification-challenge=030bdedb-2af7-4746-8b8d-bee353091b00
status-page-domain-verification=2tdhk6csjrdd
slack-domain-verification=FPzPtYFkoNTD4FgWpCfrZqDyt9Ggnfs9ZnZ7YXj7
google-site-verification=kipBgYyk0TD9mitKVzC3tMZxEM7bKlS1i-9wF4K_WMU
v=spf1 include:_spf.google.com include:sendgrid.net include:spf.mail.intercom.io include:aspmx.pardot.com include:stspg-customer.com include:emsd1.com -all
notion-domain-verification=lo1quFPhllHDUZd4Amy1wgpX2kwIyMGy9ToRU20w7aA

More .io domains

All .io domains →

FAQ

What is the IP address of castle.io?

castle.io resolves to 75.2.60.5 (acd89244c803f7181.awsglobalaccelerator.com).

Who issued the SSL certificate for castle.io?

The TLS/SSL certificate for castle.io was issued by Let's Encrypt, valid until 2026-10-21.

Own a business online?

Mewayz gives your business a website, bookings, POS, payroll and CRM in one platform — no card required.

Start free on Mewayz →

DNS/HTTP/TLS observed 2026-08-06; registration data via RDAP. Informational only. Download JSON · CSV · Browse domains