What powers oujakan.jp?
Last seen Jun 2026 · 16 technologies across 12 categories
Advertising
Twitter Ads
since Jun 2022
Analytics
Google Analytics
since Jul 2019
Authentication
Facebook Login
since Jun 2022
CDN
Cloudflare
since Mar 2025
Google Hosted Libraries
since Jun 2022
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Miscellaneous
Operating systems
CentOS
since Jul 2019
Security
Cloudflare Bot Management
since Mar 2025
Video players
YouTube
since Jul 2019
Web servers
Widgets
Twitter
since Jul 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.85 / 10 · ranked #1,881,511 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 9.6 MB · 85 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.