What powers ryugaku-johokan.com?
Last seen Jun 2026 · 19 technologies across 14 categories
Affiliate programs
Analytics
Google Analytics
since Feb 2019
CDN
CRM
Salesforce
since May 2026
Font scripts
JavaScript libraries
Marketing automation
Salesforce Marketing Cloud Account Engagement
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
Operating systems
CentOS
since Feb 2019
Tag managers
Google Tag Manager
since Feb 2019
UI frameworks
Web server extensions
Web servers
Webmail
Google Workspace
since Aug 2022
Audience
- 51% desktop
- 49% phone
Japan
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.09 / 10 · ranked #1,439,271 of all domains
59 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 3.2 MB · 63 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Amazon ALB Jun 2026
- dropped Amazon Web Services Jun 2026
- dropped core-js Jun 2026
- dropped Facebook Pixel Jun 2026
- dropped jsDelivr Jun 2026
- dropped Priority Hints Jun 2026
- dropped Swiper Jun 2026
- dropped Twitter Ads Jun 2026
- detected Animate.css May 2026
- detected Salesforce May 2026
- detected Priority Hints Mar 2026
- dropped Google Ads Dec 2025
- dropped Google Ads Conversion Tracking Dec 2025
- detected jsDelivr Dec 2025
- detected Swiper Dec 2025
- dropped Cloudflare Bot Management Nov 2025