What powers knowledgecommunication.jp?
Last seen Jun 2026 · 20 technologies across 14 categories
Advertising
DoubleClick Ad Exchange (AdX)
since Jul 2019
Google AdSense
since Jul 2019
Analytics
CDN
Google Hosted Libraries
since Feb 2022
jsDelivr
since May 2021
Font scripts
Google Font API
since Apr 2018
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Miscellaneous
Azure Edge Network
since Oct 2023
Open Graph
since Sep 2022
Operating systems
CentOS
since Apr 2018
PaaS
Amazon Web Services
since Jan 2019
Programming languages
Security
reCAPTCHA
since Aug 2022
Web server extensions
Web servers
Amazon EC2
since Aug 2018
Webmail
Microsoft 365
since Aug 2022
Audience
- 55% desktop
- 45% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.54 / 10 · ranked #395,695 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.9 MB · 65 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| school.knowledgecommunication.jp | 14 |
| www.knowledgecommunication.jp | 14 |
| search.knowledgecommunication.jp | 7 |
| mobile.knowledgecommunication.jp | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Tag Manager Sep 2025