What powers dejavu-net.jp?
Last seen Jul 2026 · 22 technologies across 14 categories
Advertising
Analytics
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Jan 2019
Microsoft Clarity
since May 2022
TikTok Pixel
since Jan 2022
CDN
Cloudflare
since Sep 2024
Font scripts
Google Font API
since Aug 2025
JavaScript frameworks
ef.js
since Jun 2025
JavaScript libraries
Load balancers
Amazon ALB
since Sep 2021
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Oct 2019
Performance
Priority Hints
since Jul 2026
Programming languages
Security
Cloudflare Bot Management
since Sep 2024
Tag managers
Google Tag Manager
since Jan 2019
Web servers
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 88% phone
- 12% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #367,690 of all domains
80 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.4 s |
| INP | 300 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 16.3 MB · 711 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
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Recent changes
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025