What powers at4s.org?
Last seen Jun 2026 · 14 technologies across 11 categories
CDN
Cloudflare
since Dec 2024
Ecommerce
Cart Functionality
since Dec 2024
Shopify
since Dec 2024
Google Workspace
since Dec 2024
Font scripts
Google Font API
since Jul 2025
Hosting
GoDaddy
since Dec 2024
JavaScript libraries
Marketing automation
Miscellaneous
HTTP/3
since Dec 2024
Open Graph
since Dec 2024
Performance
Priority Hints
since Dec 2024
Security
HSTS
since Dec 2024
Shopify apps
Locksmith
since Dec 2024
Audience
Portugal
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.60 / 10 · ranked #22,007,646 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Portuguese (Portugal)
- CDN: Cloudflare
- Weight: 2.3 MB · 260 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Apr 2026
- dropped Google Font API Nov 2025