What powers hacker.or.jp?
Last seen Jun 2026 · 28 technologies across 16 categories
Analytics
Cloudflare Browser Insights
since Feb 2024
CDN
CMS
Databases
MySQL
since May 2019
Font scripts
Font Awesome
since May 2019
Google Font API
since May 2019
IaaS
Google Cloud
since May 2025
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Priority Hints
since May 2025
Programming languages
PHP
since May 2019
Security
UI frameworks
Video players
YouTube
since Jul 2022
WordPress plugins
Smart Slider 3
since Feb 2022
Audience
- 100% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.90 / 10 · ranked #652,651 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 8.4 MB · 272 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.hacker.or.jp | 19 |
| hackfes2025.hacker.or.jp | 14 |
| hackfes2026.hacker.or.jp | 14 |
Full technology history →
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