What powers 
shizenkan.jp?
Last seen Sep 2026 · 17 technologies across 13 categories
Analytics
CDN
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
Maps
Miscellaneous
Programming languages
Tag managers
UI frameworks
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 75% phone
- 25% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.49 / 10 · ranked #908,671 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 6.2 MB · 122 requests
- WordPress theme: sizenkan · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Asahi Shizenkan
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Xserver (85.131.213.122)
- DNS: Xserver
- Email: shizenkan.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 3,072,532, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Amazon ALB Jul 2026
- dropped Amazon Web Services Jul 2026
- dropped Apache HTTP Server Jul 2026
- dropped Facebook Login Jul 2026
- dropped FlexSlider Jul 2026
- dropped Google Hosted Libraries Jul 2026
- dropped jQuery Jul 2026
- dropped jQuery UI Jul 2026
- dropped Modernizr Jul 2026
- dropped PhotoSwipe Jul 2026