What powers czechfriend.jp?
Last seen Jun 2026 · 13 technologies across 10 categories
CMS
Databases
MySQL
since Apr 2023
Font scripts
Twitter Emoji (Twemoji)
since May 2024
Hosting
Xserver
since Apr 2023
JavaScript libraries
Clipboard.js
since Apr 2023
Swiper
since Apr 2023
Miscellaneous
Open Graph
since Apr 2023
RSS
since Apr 2023
Programming languages
PHP
since Apr 2023
Web servers
Nginx
since Apr 2023
WordPress plugins
WordPress themes
Lightning
since Apr 2023
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.68 / 10 · ranked #5,118,077 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 9.2 MB · 53 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 core-js Oct 2025
- dropped Jetpack Oct 2025