What powers blackboxxx.jp?
Last seen Jun 2026 · 14 technologies across 12 categories
Analytics
Google Analytics
since Jun 2021
CDN
Google Cloud CDN
since Jul 2024
Databases
Firebase
since Sep 2022
Font scripts
Google Font API
since Jun 2021
IaaS
Google Cloud
since Jul 2024
JavaScript frameworks
Miscellaneous
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
Page builders
STUDIO
since Jul 2024
Performance
Google Cloud Trace
since Jun 2026
Programming languages
Node.js
since Jul 2024
Tag managers
Google Tag Manager
since Jun 2021
Webmail
Google Workspace
since Aug 2022
Audience
- 51% phone
- 49% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.14 / 10 · ranked #1,362,945 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 2.9 MB · 124 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Cloud Trace Jun 2026
- dropped Priority Hints May 2026
- detected Priority Hints Feb 2026