What powers 
tosa.org?
Last seen Sep 2026 · 28 technologies across 16 categories
Analytics
Appointment scheduling
CDN
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
UI frameworks
Web server extensions
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 found
- ai.txt not found
- Aug 2026 oai-searchbot removed from robots.txt
- Aug 2026 *: Restricted (was Allowed)
- Aug 2026 chatgpt-user removed from robots.txt
- Aug 2026 ccbot removed from robots.txt
- Aug 2026 claude-web removed from robots.txt
- Aug 2026 applebot-extended removed from robots.txt
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 86% desktop
- 14% phone
France
United States
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.74 / 10 · ranked #283,478 of all domains
120 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 1.8 MB · 68 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Registered Sep 2001 (25 years) via Amazon Registrar, Inc., renews Sep 2027
- Hosted on Amazon Web Services (13.39.167.109)
- DNS: Amazon Route 53
- Email: Amazon SES / WorkMail
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Amazon Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 723,082, 4 hosts
- Verified with: Google, Meta Business
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted