What powers w3cub.com?
Last seen Feb 2026 · 26 technologies across 15 categories
Advertising
Google AdSense
since Feb 2020
Analytics
Caching
Varnish
since Jun 2018
CDN
Cloudflare
since Mar 2020
Fastly
since Jun 2018
Comment Systems
Disqus
since Jun 2018
Cookie compliance
Funding Choices
since Dec 2022
Font scripts
Google Font API
since Dec 2024
JavaScript Frameworks
Miscellaneous
HTTP/3
since Sep 2022
Open Graph
since Sep 2022
Prism
since Aug 2018
PWA
since Aug 2022
Webpack
since Sep 2020
PaaS
GitHub Pages
since Apr 2018
Programming languages
Rich text editors
Monaco Editor
since Apr 2022
Security
reCAPTCHA
since Apr 2022
Tag managers
Google Tag Manager
since Sep 2021
Web Frameworks
Ruby on Rails
since Jun 2018
Audience
- 100% desktop
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #319,309 of all domains
66 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Subdomains
| Host | Techs |
|---|---|
| tools.w3cub.com | 13 |
| docs3.w3cub.com | 12 |
| docs.w3cub.com | 11 |
| docs4.w3cub.com | 11 |
| www.w3cub.com | 11 |
| docs1.w3cub.com | 7 |
Full technology history →
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Recent changes
- detected Google Font API Dec 2025
- dropped HSTS Dec 2025
- dropped Microsoft Clarity Dec 2025
- dropped Vercel Dec 2025
- dropped Snowplow Analytics Aug 2025