What powers glass-3r.jp?
Last seen Jun 2026 · 7 technologies across 5 categories
Analytics
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Web servers
Nginx
since May 2026
Webmail
Microsoft 365
since May 2026
Audience
- 96% desktop
- 4% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #344,779 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.9 MB · 94 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Apache HTTP Server Jun 2026
- detected Microsoft 365 May 2026
- detected Nginx May 2026