What powers 6-4.jp?
Last seen Jun 2026 · 30 technologies across 15 categories
Analytics
Google Analytics
since May 2025
CDN
Cloudflare
since Jul 2025
CMS
Databases
MySQL
since May 2025
Font scripts
Font Awesome
since Dec 2025
Google Font API
since May 2025
Hosting
Xserver
since May 2025
JavaScript libraries
Miscellaneous
Performance
LazySizes
since May 2026
Priority Hints
since May 2025
Programming languages
PHP
since May 2025
Security
Cloudflare Bot Management
since Jul 2025
Video players
YouTube
since May 2025
Web servers
Nginx
since May 2025
WordPress plugins
Autoptimize
since May 2026
EWWW Image Optimizer
since May 2026
GTranslate
since Nov 2025
Popup Maker
since May 2025
WordPress themes
Audience
- 88% phone
- 12% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.89 / 10 · ranked #3,885,127 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 125 ms |
| CLS | 0.05 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 14.8 MB · 99 requests
- WordPress theme: astra (child: astra-child) · 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
- dropped Elementor Header & Footer Builder Jun 2026
- dropped jQuery Migrate Jun 2026
- dropped reCAPTCHA Jun 2026
- dropped Twitter Emoji (Twemoji) Jun 2026
- detected Autoptimize May 2026
- detected EWWW Image Optimizer May 2026
- detected Google Font API May 2026
- detected LazySizes May 2026
- dropped Yext Mar 2026
- detected Font Awesome Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- detected GTranslate Nov 2025
- dropped Google Font API Aug 2025