What powers karlbook.com?
Last seen Aug 2026 · 30 technologies across 16 categories
Analytics
Google Analytics
since Aug 2024
Hotjar
since Sep 2024
CDN
Font scripts
Google Font API
since Aug 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Sep 2024
Vercel
since Aug 2024
Page builders
Bubble
since Aug 2025
Performance
Priority Hints
since Aug 2024
Programming languages
Node.js
since Aug 2024
Search engines
Security
HSTS
since Aug 2024
Tag managers
Google Tag Manager
since Jan 2025
UI frameworks
Radix UI
since Aug 2024
Tailwind CSS
since Aug 2024
Web frameworks
Express
since Aug 2025
Webmail
Google Workspace
since Sep 2024
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Infrastructure
- Hosted on Amazon Web Services (18.238.55.51)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| booking.karlbook.com | 22 |
| onglerie.karlbook.com | 15 |