What powers pitchblack.jp?
Last seen Aug 2026 · 21 technologies across 14 categories
Advertising
Google AdSense
since Oct 2024
Twitter Ads
since Oct 2024
Analytics
Google Analytics
since Oct 2024
Authentication
Google Sign-in
since Jun 2025
CDN
cdnjs
since Mar 2025
Cloudflare
since Mar 2025
Google Hosted Libraries
since Mar 2025
jQuery CDN
since Oct 2024
Font scripts
Google Font API
since Oct 2024
Hosting
Sakura Internet
since Oct 2024
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2025
PWA
since May 2025
Programming languages
PHP
since Jun 2025
Security
Cloudflare Bot Management
since Mar 2025
reCAPTCHA
since Oct 2024
Tag managers
Google Tag Manager
since Nov 2024
Video players
YouTube
since Feb 2026
Web servers
Apache HTTP Server
since Oct 2024
Widgets
Twitter
since Oct 2024
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 70% phone
- 30% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Page
- Language: Japanese
- Weight: 6.4 MB · 111 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management May 2026
- detected YouTube Feb 2026
- dropped Cloudflare Bot Management Nov 2025
- detected Open Graph Oct 2025