What powers archess.jp?
Last seen Aug 2026 · 20 technologies across 15 categories
Analytics
Ahoy
since Aug 2026
Authentication
Ecommerce
Cart Functionality
since Aug 2026
EcForce
since Aug 2026
Amazon SES
since Aug 2026
Font scripts
Google Font API
since Aug 2026
JavaScript frameworks
JavaScript libraries
Splide
since Aug 2026
Underscore.js
since Aug 2026
Miscellaneous
Open Graph
since Aug 2026
PaaS
Amazon Web Services
since Aug 2026
Programming languages
Ruby
since Aug 2026
RUM
New Relic
since Aug 2026
Security
HSTS
since Aug 2026
UI frameworks
Web frameworks
Ruby on Rails
since Aug 2026
Web servers
Nginx
since Aug 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 65% desktop
- 35% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 7.0 MB · 25 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.