What powers arklib.co.jp?
Last seen Aug 2026 · 22 technologies across 15 categories
Analytics
Google Analytics
since Jul 2026
CDN
Amazon CloudFront
since Jul 2026
cdnjs
since Jul 2026
Cloudflare
since Jul 2026
jQuery CDN
since Jul 2026
jsDelivr
since Jul 2026
Font scripts
Font Awesome
since Jul 2026
Google Font API
since Jul 2026
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Jul 2026
PaaS
Amazon Web Services
since Jul 2026
Programming languages
PHP
since Jul 2026
Rich text editors
Security
HSTS
since Jul 2026
Tag managers
Google Tag Manager
since Jul 2026
Web frameworks
Laravel
since Jul 2026
Web servers
Apache HTTP Server
since Jul 2026
Widgets
Embedly
since Jul 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 72% desktop
- 29% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.8 s |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 2.6 MB · 92 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.