What powers feynman.co.jp?
Last seen Jun 2026 · 23 technologies across 16 categories
Advertising
Google AdSense
since Jan 2024
Affiliate programs
Moshimo
since Jan 2024
Analytics
Google Analytics
since Jan 2024
Quantcast Measure
since Jan 2024
CDN
CMS
WordPress
since Jan 2024
Cookie compliance
Funding Choices
since Feb 2024
Databases
MySQL
since Jan 2024
Font scripts
Font Awesome
since Jan 2024
Google Font API
since Jan 2024
Hosting
Xserver
since Jan 2024
JavaScript libraries
Miscellaneous
Open Graph
since Jan 2024
RSS
since Jan 2024
Performance
Priority Hints
since Jan 2024
Programming languages
PHP
since Jan 2024
Security
reCAPTCHA
since Jan 2024
Web servers
Nginx
since Jan 2024
WordPress plugins
Audience
- 55% desktop
- 43% phone
- 2% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.04 / 10 · ranked #1,525,722 of all domains
19 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 2.5 MB · 101 requests
- WordPress theme: cocoon-master (child: cocoon-child-master) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Google Analytics May 2026
- dropped Google Hosted Libraries May 2026