What powers astem.or.jp?
Last seen Jun 2026 · 17 technologies across 12 categories
Analytics
Google Analytics
since Aug 2018
CMS
WordPress
since Aug 2018
Databases
MySQL
since Aug 2018
Font scripts
Font Awesome
since Aug 2018
JavaScript libraries
Select2
since Apr 2026
Miscellaneous
Open Graph
since Feb 2025
Programming languages
UI frameworks
Bootstrap
since Aug 2018
Web server extensions
Web servers
Webmail
Google Workspace
since Aug 2022
WordPress plugins
WP-PageNavi
since Feb 2022
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 93% desktop
- 7% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.64 / 10 · ranked #142,569 of all domains
143 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.5 MB · 100 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Select2 Apr 2026
- detected Underscore.js Apr 2026