What powers tsutsuji.co.jp?
Last seen Sep 2026 · 13 technologies across 12 categories
Advertising
Analytics
Authentication
CDN
Font scripts
Hosting
JavaScript libraries
Miscellaneous
Security
Tag managers
Web servers
Widgets
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.68 / 10 · ranked #5,101,948 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 15.0 MB · 119 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- つつじヶ丘在宅総合センター
- Industry: Healthcare (declares
MedicalBusiness) - Profiles: Instagram
From the homepage's own structured data (Sep 2026).
Infrastructure
- DNS: Xserver
- Email: no MX record returned, SPF names Xserver
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 15,213,279
- Verified with: Google
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
- dropped Google Hosted Libraries Sep 2026
- dropped Google Sign-in Sep 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025