What powers deep-black.tokyo?
Last seen Jun 2026 · 14 technologies across 12 categories
Advertising
Twitter Ads
since Dec 2022
CDN
Cloudflare
since Mar 2025
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2022
Operating systems
AlmaLinux
since Dec 2022
Programming languages
Security
Cloudflare Bot Management
since Mar 2025
UI frameworks
Video players
YouTube
since Jun 2026
Web server extensions
Web servers
Widgets
Twitter
since Dec 2022
Audience
- 81% phone
- 19% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.33 / 10 · ranked #8,323,071 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 0.4 MB · 24 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected YouTube Jun 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped Amazon ALB Sep 2025
- dropped Amazon Web Services Sep 2025