What powers sjst.jp?
Last seen Aug 2026 · 19 technologies across 13 categories
Analytics
Google Analytics
since Nov 2021
CDN
Google Hosted Libraries
since Aug 2022
CMS
Databases
MySQL
since Nov 2021
Font scripts
Google Font API
since Sep 2022
Hosting
Sakura Internet
since Jul 2024
JavaScript libraries
Closure Library
since Oct 2023
Marked
since Jul 2026
Maps
Google Maps
since Jan 2023
Miscellaneous
Open Graph
since Sep 2022
RSS
since Mar 2023
Programming languages
SEO
Web servers
Apache HTTP Server
since Nov 2021
Webmail
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 65% desktop
- 35% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.83 / 10 · ranked #701,123 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Google
- Weight: 2.5 MB · 56 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| old.sjst.jp | 11 |
| www.sjst.jp | 9 |
| national.sjst.jp | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Marked Jul 2026
- detected Closure Library Jan 2026
- dropped Google Sites Jan 2026