What powers levii.co.jp?
Last seen Jun 2026 · 41 technologies across 22 categories
Advertising
Twitter Ads
since Jul 2021
Analytics
Google Analytics
since Jun 2020
Microsoft Clarity
since Jul 2021
Authentication
Facebook Login
since Jul 2021
Caching
Varnish
since Jul 2021
CDN
Amazon CloudFront
since May 2026
Cloudflare
since Mar 2025
jQuery CDN
since Aug 2024
jsDelivr
since Jul 2020
CMS
Hatena Blog
since May 2023
Databases
Firebase
since Aug 2024
Font scripts
Font Awesome
since Jun 2020
Google Font API
since Jun 2020
Issue trackers
Sentry
since Jul 2021
JavaScript frameworks
JavaScript libraries
Miscellaneous
HTTP/3
since Aug 2024
Open Graph
since May 2023
Popper
since Aug 2024
RSS
since May 2023
Webpack
since Jul 2025
PaaS
Amazon Web Services
since Aug 2022
Performance
Priority Hints
since Jul 2025
Programming languages
Reverse proxies
Envoy
since Jul 2025
Security
Cloudflare Bot Management
since Mar 2025
HSTS
since Aug 2024
Tag managers
Google Tag Manager
since Jun 2020
UI frameworks
Tailwind CSS
since Jul 2025
Web servers
Nginx
since Jul 2021
Webmail
Google Workspace
since Sep 2024
Widgets
Twitter
since Jul 2021
Audience
- 100% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.10 / 10 · ranked #505,249 of all domains
31 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese (Japan)
- Weight: 1.8 MB · 115 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| note.levii.co.jp | 18 |
| blog.levii.co.jp | 17 |
| levii.co.jp | 17 |
| natto-q.levii.co.jp | 7 |
Full technology history →
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Recent changes
- dropped Svelte Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025