What powers surprisecastle.com?
Last seen Jun 2026 · 22 technologies across 12 categories
Analytics
Google Analytics
since Jul 2024
Microsoft Clarity
since Jul 2024
Authentication
Google Sign-in
since May 2026
CDN
Amazon S3
since Apr 2026
Cloudflare
since Jul 2024
Ecommerce
Cart Functionality
since Jul 2024
Shopify
since Jul 2024
Font scripts
Google Font API
since Jul 2024
Issue trackers
Sentry
since Apr 2026
JavaScript frameworks
JavaScript libraries
Live chat
Shopify Chat
since Nov 2024
Miscellaneous
PaaS
Amazon Web Services
since Apr 2026
Security
Audience
- 78% phone
- 16% desktop
- 6% tablet
United States
India
United Kingdom
Brazil
Canada
Spain
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.00 / 10 · ranked #3,574,231 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 2.9 MB · 135 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft Clarity Jun 2026
- dropped Apple Pay May 2026
- dropped Font Awesome May 2026
- detected Google Sign-in May 2026
- dropped PayPal May 2026
- dropped Venmo May 2026