What powers siw.ac.jp?
Last seen Jun 2026 · 30 technologies across 19 categories
Advertising
Twitter Ads
since Aug 2022
Analytics
Google Analytics
since Aug 2022
Microsoft Clarity
since Jul 2025
Augmented reality
<model-viewer>
since May 2026
Caching
Varnish
since May 2026
CDN
CMS
WordPress
since Aug 2022
Databases
MySQL
since Aug 2022
Font scripts
Google Font API
since May 2026
JavaScript libraries
Swiper
since Sep 2022
Miscellaneous
PaaS
Amazon Web Services
since Nov 2024
GitHub Pages
since May 2026
Performance
Priority Hints
since Oct 2023
Programming languages
PHP
since Aug 2022
Security
Cloudflare Bot Management
since Sep 2024
HSTS
since May 2026
SEO
Static site generator
Tag managers
Google Tag Manager
since Aug 2022
Video players
YouTube
since Apr 2025
Web servers
Apache HTTP Server
since Aug 2022
Audience
- 52% desktop
- 48% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.73 / 10 · ranked #748,344 of all domains
24 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0.15 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 36.4 MB · 113 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.siw.ac.jp | 21 |
| livefx.siw.ac.jp | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Jan 2026
- dropped Cloudflare Bot Management Jan 2026