What powers gencalc.com?
Last seen Jun 2026 · 6 technologies across 6 categories
Advertising
Google AdSense
since Jan 2019
Analytics
Google Analytics
since Jan 2019
Font scripts
Google Font API
since Dec 2025
Security
reCAPTCHA
since Apr 2022
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Audience
- 88% phone
- 12% desktop
Philippines
Pakistan
Czechia
United States
India
Brazil
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.37 / 10 · ranked #7,768,381 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 300 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.9 MB · 100 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Funding Choices Jan 2026
- detected Google Font API Dec 2025