What powers optoscience.com?
Last seen Jun 2026 · 11 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since Jun 2026
CDN
jsDelivr
since Mar 2024
JavaScript frameworks
Vue.js
since Nov 2025
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Mar 2024
Tag managers
Google Tag Manager
since Feb 2019
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Google Workspace
since Aug 2022
Audience
- 93% desktop
- 7% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.95 / 10 · ranked #1,674,789 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.7 MB · 102 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft Clarity Jun 2026
- detected Vue.js Nov 2025