What powers classtream.jp?
Last seen Jun 2026 · 37 technologies across 22 categories
Advertising
Microsoft Advertising
since Dec 2025
Analytics
Google Analytics
since Jun 2018
HubSpot Analytics
since May 2021
Linkedin Insight Tag
since Jul 2025
Microsoft Clarity
since Aug 2021
Authentication
Facebook Login
since Jul 2021
CDN
cdnjs
since Apr 2023
Cloudflare
since Nov 2021
CMS
HubSpot CMS Hub
since Mar 2022
Databases
MySQL
since Jun 2018
Editors
DreamWeaver
since Mar 2023
Font scripts
Typekit
since Apr 2023
JavaScript libraries
Splide
since Apr 2023
Live chat
HubSpot Chat
since Jun 2021
Marketing automation
HubSpot
since Jul 2021
Miscellaneous
HTTP/3
since Nov 2022
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Performance
LazySizes
since Nov 2023
Programming languages
PHP
since Jun 2018
Security
Cloudflare Bot Management
since Nov 2021
HSTS
since Sep 2022
SEO
Tag managers
Google Tag Manager
since Aug 2019
Web servers
Apache HTTP Server
since Apr 2018
Nginx
since May 2018
Webmail
Google Workspace
since Aug 2022
Widgets
WordPress plugins
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| vimeo enterprise cost | #48 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 74% desktop
- 26% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.00 / 10 · ranked #246,376 of all domains
72 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.3 MB · 99 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| classtream.jp | 31 |
| faq.classtream.jp | 17 |
| www.classtream.jp | 8 |
| dl.classtream.jp | 6 |
| c3.classtream.jp | 4 |
| et2.classtream.jp | 4 |
Full technology history →
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Recent changes
- detected Microsoft Advertising Dec 2025