What powers 
smartschool.jp?
Last seen Oct 2026 · 18 technologies across 11 categories
A/B Testing
Karte
since Oct 2023
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since May 2024
CDN
Ecommerce
Cart Functionality
since Aug 2020
EC-CUBE
since Jan 2019
JavaScript libraries
Load balancers
Amazon ALB
since Sep 2021
PaaS
Amazon Web Services
since Sep 2021
Programming languages
PHP
since Jan 2019
Security
HSTS
since Jan 2026
Tag managers
Google Tag Manager
since Sep 2022
Web servers
Apache HTTP Server
since Jan 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 87% desktop
- 13% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.90 / 10 · ranked #650,986 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Incapsula
- Weight: 9.0 MB · 209 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: Amazon Route 53
- Email: no MX record returned
- Email security: SPF (soft fail), MTA-STS, BIMI
- SSL: GlobalSign, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 2,878,775, 3 hosts
- Verified with: GlobalSign
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Font Awesome Feb 2026
- detected HSTS Jan 2026