What powers 291gk.or.jp?
Last seen Jun 2026 · 15 technologies across 12 categories
Analytics
Google Analytics
since Sep 2022
CMS
Databases
MySQL
since Sep 2022
Font scripts
Google Font API
since Aug 2025
Twitter Emoji (Twemoji)
since Sep 2022
JavaScript libraries
Swiper
since Aug 2025
Maps
Google Maps
since Aug 2025
Miscellaneous
Open Graph
since Sep 2022
RSS
since Aug 2025
Page builders
WordPress Block Editor
since Aug 2025
Performance
Priority Hints
since Nov 2023
Programming languages
Web servers
Apache HTTP Server
since Sep 2022
WordPress themes
Lightning
since Aug 2025
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.48 / 10 · ranked #6,699,709 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 7.2 MB · 101 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 Breadcrumb NavXT Sep 2025
- dropped jQuery Sep 2025
- dropped jQuery Migrate Sep 2025
- dropped MetaSlider Sep 2025
- detected Site Kit Sep 2025
- detected Google Font API Aug 2025
- detected Google Maps Aug 2025
- detected Lightning Aug 2025
- detected RSS Aug 2025
- detected Swiper Aug 2025
- detected WordPress Block Editor Aug 2025