What powers gunkanjima-museum.jp?
Last seen Jun 2026 · 10 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Feb 2022
CDN
jsDelivr
since Feb 2022
JavaScript graphics
particles.js
since Jan 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Widgets
Facebook
since Jan 2019
Audience
- 70% phone
- 30% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #347,613 of all domains
50 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 6.5 MB · 93 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| gunkanjima-museum.jp | 9 |
| www.gunkanjima-museum.jp | 9 |