What powers 
daisen-museum.jp?
Last seen Sep 2026 · 13 technologies across 11 categories
Advertising
Twitter Ads
since Sep 2021
Analytics
Google Analytics
since Sep 2021
CDN
Cloudflare
since Mar 2025
Google Hosted Libraries
since Jul 2022
Font scripts
Google Font API
since Sep 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Python
since Jul 2022
Security
Cloudflare Bot Management
since Mar 2025
Web frameworks
Django
since Jul 2022
Web servers
Apache HTTP Server
since Sep 2021
Widgets
Twitter
since Sep 2021
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
- 85% phone
- 15% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.56 / 10 · ranked #834,835 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 2.7 MB · 74 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Daisen Museum of Nature and History
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Sakura Internet (133.242.18.69)
- DNS: as-server.net
- Email: daisen-museum.jp
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,206,913
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025