What powers tisserand.institute?
Last seen Aug 2026 · 16 technologies across 11 categories
CDN
Amazon CloudFront
since Sep 2025
Amazon S3
since Feb 2026
Cookie compliance
CookieHub
since Jun 2025
Hosting
GoDaddy
since Jun 2025
Issue trackers
Sentry
since Jun 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2025
Prism
since Jun 2025
PaaS
Amazon Web Services
since Jun 2025
Security
HSTS
since Jun 2025
UI frameworks
MUI
since Jun 2025
User onboarding
Userflow
since Jun 2025
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Aug 2026.
Training crawlers
- Applebot-Extended Allowed
- CCBot Allowed
- ClaudeBot Allowed
- Diffbot Allowed
- Google-Extended Allowed
- GPTBot Allowed
- meta-externalagent Allowed
- Webzio-Extended Allowed
Search and AI assistants
- Applebot Allowed
- PerplexityBot Allowed
- YouBot Allowed
User-request fetchers
- ChatGPT-User Allowed
The other 21 AI crawlers we track are not mentioned and are blocked by the catch-all rule (User-agent: *).
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Open Page Rank
0.43 / 10 · ranked #31,398,831 of all domains
1 referring domains · OpenPageRank
Page
- Language: English
- CDN: Amazon CloudFront
- Weight: 5.8 MB · 145 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
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Recent changes
- dropped Nginx Mar 2026