What powers classicpc.org?
Last seen Jun 2026 · 20 technologies across 10 categories
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2022
Google Hosted Libraries
since Feb 2022
jsDelivr
since Jul 2020
CMS
WordPress
since Jul 2019
Databases
MySQL
since Jul 2019
Font scripts
Font Awesome
since Jul 2019
Google Font API
since Jul 2019
JavaScript libraries
Clipboard.js
since Jul 2019
Slick
since Jul 2019
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Page builders
WordPress Block Editor
since Jul 2024
Programming languages
PHP
since Jul 2019
Web servers
Nginx
since Jul 2019
WordPress plugins
Audience
- 67% desktop
- 33% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.75 / 10 · ranked #4,650,391 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.3 MB · 60 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.