What powers acm-pi.co.jp?
Last seen Jun 2026 · 19 technologies across 13 categories
Analytics
Google Analytics
since Jul 2021
CMS
Databases
MySQL
since Jul 2021
Font scripts
Google Font API
since Jul 2021
Twitter Emoji (Twemoji)
since Jul 2021
Hosting
Xserver
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Oct 2025
Programming languages
PHP
since Jul 2021
SEO
Web servers
Nginx
since Jul 2021
WordPress themes
Lightning
since Aug 2022
Audience
- 61% desktop
- 39% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.76 / 10 · ranked #4,569,515 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 8.2 MB · 129 requests
- WordPress theme: lightning · all themes
- 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 Twitter Emoji (Twemoji) Dec 2025
- dropped Bootstrap Nov 2025
- dropped Twitter Emoji (Twemoji) Nov 2025
- detected All in One SEO Oct 2025
- detected Preact Oct 2025
- detected Priority Hints Oct 2025