What powers 4s.io?
Last seen Jun 2026 · 8 technologies across 7 categories
Analytics
Google Analytics
since Feb 2020
Font scripts
Google Font API
since Oct 2024
JavaScript libraries
jQuery Migrate
since Feb 2020
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Java
since Sep 2021
Security
reCAPTCHA
since Feb 2020
UI frameworks
Audience
- 73% phone
- 24% desktop
- 3% tablet
South Korea
Thailand
Saudi Arabia
India
Brazil
Indonesia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.65 / 10 · ranked #786,696 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.8 MB · 64 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Open Graph Jan 2026