What powers kojuken.jp?
Last seen Jun 2026 · 25 technologies across 16 categories
Advertising
Twitter Ads
since Aug 2022
Analytics
Authentication
Facebook Login
since Aug 2022
CDN
Amazon CloudFront
since Nov 2022
Cloudflare
since Mar 2025
Ecommerce
Cart Functionality
since Aug 2022
MakeShop
since Sep 2022
Font scripts
Google Font API
since Aug 2022
Issue trackers
Sentry
since Aug 2022
JavaScript libraries
Swiper
since May 2026
Load balancers
Amazon ALB
since Aug 2022
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Security
Cloudflare Bot Management
since Mar 2025
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Aug 2022
Video players
Web servers
Apache HTTP Server
since Aug 2022
Widgets
Twitter
since Aug 2022
Audience
- 50% desktop
- 50% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.65 / 10 · ranked #5,336,305 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 4.2 MB · 96 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.kojuken.jp | 22 |
| kojuken.jp | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Swiper May 2026
- detected core-js Dec 2025
- detected Matomo Analytics Dec 2025
- detected Plyr Dec 2025
- detected YouTube Dec 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025