What powers grandcastella.co.jp?
Last seen Jun 2026 · 33 technologies across 14 categories
Affiliate programs
A8.net
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Analytics
Google Analytics
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Microsoft Clarity
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CDN
Bunny
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cdnjs
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Cloudflare
since May 2024
jQuery CDN
since May 2024
Unpkg
since May 2024
Ecommerce
Cart Functionality
since May 2024
Shopify
since May 2024
Font scripts
Google Font API
since May 2024
Hosting
Xserver
since May 2024
JavaScript frameworks
React
since Apr 2025
JavaScript libraries
Miscellaneous
HTTP/3
since May 2024
Open Graph
since May 2024
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American Express
since Jul 2025
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since May 2024
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since Jul 2025
Mastercard
since Jul 2025
Shop Pay
since May 2024
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since Jul 2025
Performance
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since May 2024
Programming languages
PHP
since May 2024
Security
Cloudflare Bot Management
since May 2025
HSTS
since May 2024
Shopify apps
Hextom Ultimate Sales Boost
since Sep 2024
Audience
- 86% phone
- 14% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.68 / 10 · ranked #5,101,003 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 9.4 MB · 303 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Bot Management Apr 2026
- dropped Lodash Mar 2026
- dropped jQuery UI Sep 2025
- dropped Judge.me Aug 2025