What powers 0calc.es?
Last seen Jun 2026 · 10 technologies across 10 categories
Advertising
Google AdSense
since May 2019
Cookie compliance
Funding Choices
since Dec 2022
Font scripts
Google Font API
since Apr 2025
Hosting
Hetzner
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Security
reCAPTCHA
since Apr 2022
Tag managers
Google Tag Manager
since May 2019
UI frameworks
Web servers
Nginx
since Apr 2018
Audience
- 68% desktop
- 32% phone
Peru
Spain
Mexico
Argentina
Colombia
Chile
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.27 / 10 · ranked #1,163,314 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Spanish
- Weight: 1.4 MB · 90 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| web2.0calc.es | 10 |
| www.0calc.es | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Nov 2025
- dropped Google Font API Aug 2025