What powers castledoor.com?
Last seen Jun 2026 · 30 technologies across 15 categories
Analytics
Google Analytics
since Nov 2024
CDN
Cloudflare
since Nov 2024
Ecommerce
Cart Functionality
since Nov 2024
Shopify
since Nov 2024
Form builders
Klaviyo Forms
since May 2025
Hosting
Bluehost
since Nov 2024
JavaScript frameworks
Backbone.js
since Nov 2024
React
since Nov 2024
JavaScript libraries
Loyalty & rewards
Smile
since Dec 2025
Marketing automation
Klaviyo
since Nov 2024
Miscellaneous
HTTP/3
since Nov 2024
Open Graph
since Nov 2024
Payment processors
American Express
since Nov 2024
Apple Pay
since Nov 2024
Google Pay
since Nov 2024
Mastercard
since Nov 2024
PayPal
since Nov 2024
Shop Pay
since Nov 2024
Visa
since Nov 2024
Performance
Priority Hints
since Nov 2024
Security
HSTS
since Nov 2024
Shopify apps
UI frameworks
Tailwind CSS
since Nov 2024
Audience
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.03 / 10 · ranked #12,001,127 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 3.3 MB · 334 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Glider.js May 2026
- detected Secomapp May 2026
- dropped Klaviyo Reviews Mar 2026
- dropped YouTube Jan 2026
- dropped Boomerang Dec 2025