What powers 7kk.co.jp?
Last seen Jun 2026 · 11 technologies across 10 categories
CMS
Databases
MySQL
since Nov 2024
Font scripts
Twitter Emoji (Twemoji)
since Dec 2025
Hosting
Sakura Internet
since Nov 2024
Miscellaneous
Open Graph
since Nov 2024
Programming languages
PHP
since Nov 2024
Security
Cloudflare Turnstile
since Dec 2025
UI frameworks
Bootstrap
since Nov 2024
Web servers
Nginx
since Nov 2024
WordPress plugins
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.23 / 10 · ranked #9,580,323 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.8 MB · 60 requests
- 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 Cloudflare Turnstile Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025