What powers kousei.ed.jp?
Last seen Oct 2026 · 16 technologies across 13 categories
Analytics
Google Analytics
since Jul 2019
CDN
Google Cloud CDN
since Jul 2026
Databases
Firebase
since Jul 2026
Font scripts
Google Font API
since Jul 2019
IaaS
Google Cloud
since Jul 2026
JavaScript frameworks
Maps
Google Maps
since Mar 2025
Miscellaneous
HTTP/3
since Jul 2026
Open Graph
since Jul 2026
PaaS
Amazon Web Services
since Jul 2026
Page builders
STUDIO
since Jul 2026
Performance
Google Cloud Trace
since Oct 2026
Priority Hints
since Oct 2026
Programming languages
Node.js
since Jul 2026
Tag managers
Google Tag Manager
since Jul 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.26 / 10 · ranked #9,199,160 of all domains
2 referring domains · OpenPageRank
Page
- Language: Japanese
- CDN: Google
- Weight: 5.8 MB · 83 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 学校法人光星学園
- Industry: Education (declares
EducationalOrganization)
From the homepage's own structured data (Oct 2026).
Infrastructure
- DNS: Amazon Route 53
- Email: Sakura Internet
- Email security: SPF (soft fail), no DMARC record
- SSL: Google Trust Services, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 18,129,196
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Cloud Trace Oct 2026
- detected Google Maps Oct 2026
- detected Priority Hints Oct 2026
- dropped Google Hosted Libraries Aug 2026
- dropped Google Maps Aug 2026
- dropped jQuery Aug 2026
- dropped MySQL Aug 2026
- dropped Nginx Aug 2026
- dropped PHP Aug 2026
- dropped Really Simple SSL & Security Aug 2026
- dropped Sakura Internet Aug 2026
- dropped Slick Aug 2026
- dropped Snowplow Analytics Aug 2026
- dropped WordPress Aug 2026
- detected Amazon Web Services Jul 2026
- detected Firebase Jul 2026
- detected Google Cloud Jul 2026
- detected Google Cloud CDN Jul 2026
- detected Google Tag Manager Jul 2026
- detected HTTP/3 Jul 2026
- detected Node.js Jul 2026
- detected Nuxt.js Jul 2026
- detected Open Graph Jul 2026
- detected STUDIO Jul 2026
- detected Vue.js Jul 2026