What powers protopedia.net?
Last seen Jun 2026 · 21 technologies across 11 categories
Advertising
Google AdSense
since Jul 2024
Analytics
Cloudflare Browser Insights
since Mar 2025
Google Analytics
since Jan 2019
CDN
Font scripts
Google Font API
since Jan 2019
Issue trackers
Sentry
since Jun 2024
JavaScript graphics
Mermaid
since Feb 2026
JavaScript libraries
Miscellaneous
Programming languages
Java
since Sep 2021
Security
Tag managers
Google Tag Manager
since Oct 2020
Audience
- 70% desktop
- 30% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #324,295 of all domains
145 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 8.6 MB · 216 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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