What powers y-kenchiku.jp?
Last seen Aug 2026 · 12 technologies across 10 categories
Analytics
Google Analytics
since Oct 2022
Microsoft Clarity
since Sep 2024
CDN
Google Hosted Libraries
since Oct 2022
Font scripts
Google Font API
since Jan 2023
Hosting
Xserver
since Oct 2022
JavaScript libraries
Miscellaneous
Open Graph
since Jan 2023
Programming languages
PHP
since Oct 2022
Tag managers
Google Tag Manager
since Aug 2024
Web servers
Nginx
since Jan 2023
Widgets
SnapWidget
since Oct 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.86 / 10 · ranked #4,048,314 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 17.5 MB · 147 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Xserver (157.112.176.57)
- DNS: Xserver
- Email: y-kenchiku.jp
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 25,460,423
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected SnapWidget Jan 2026
- dropped VideoJS Nov 2025